EN： The Present Perfect Tense (has + past participle) is used to describe an action or state that started in the past and has relevance or continues to the present moment. In this sentence, 'has become' shows that the disagreement started in the past and is now currently a hot topic.
中文： 现在完成时（has/have + 过去分词）用于描述一个始于过去、并与现在有密切关系或持续到现在的动作或状态。在本句中，「has become」（已成为）表示该分歧在过去开始发展，而现在已经处于「热门话题」的状态。
The small town has become a popular tourist destination over the last year.
在过去的一年里，这个小镇已成为一个热门的旅游景点。
EN： The preposition 'over' is used here to indicate the subject or cause of the disagreement, meaning 'concerning' or 'about'. It connects the noun 'disagreement' to the topic 'datacenters'.
中文： 介词「over」在此处用于表示分歧的主题或原因，意思是「关于」或「针对」。它将名词「disagreement」（分歧）与主题「datacenters」（数据中心）连接起来。
The partners had a serious argument over the company's budget.
合伙人之间针对公司的预算进行了严重的争论。
EN： Pennsylvania is a key swing state in U.S. politics, meaning local debates over economic development (like datacenters) versus environmental and community concerns often carry significant weight in national political discussions.
中文： 賓夕法尼亞州是美國政治中關鍵的「搖擺州」，這意味著當地關於經濟發展（如數據中心）與環境及社區權益之間的爭議，往往在全國性的政治討論中具有舉足輕重的分量。
EN： The verb 'support' is a transitive verb that is followed by a gerund (verb-ing) when expressing an action that is supported. In this sentence, 'supports building...' functions as the direct object of the verb.
中文： 动词「support」（支持）是及物动词，当要表达所支持的动作时，后面必须接动名词（V-ing）。在本句中，「supports building...」作为该动词的直接宾语。
Our company supports implementing flexible working hours for all employees.
我们公司支持对所有员工实施弹性工作时间。
EN： The 'to-infinitive' (to + base verb) is used here to express purpose, meaning 'in order to' or 'for the purpose of'. In this sentence, 'to power...' explains the purpose of building new technology infrastructure.
中文： 不定式（to + 动词原形）在此处用于表示目的，意为「为了……」或「旨在……」。在本句中，「to power...」（以推动……）解释了建设新技术基础设施的目的。
She saved money to buy a new laptop for her college classes.
她存钱是为了买一台上大学课程要用的新笔记本电脑。
EN： Governor Josh Shapiro is the current governor of Pennsylvania. The debate over datacenters in Pennsylvania highlights a growing tension in the United States between economic development (driven by the AI boom) and local community concerns regarding environmental impact, energy consumption, and noise pollution.
中文： 賓夕法尼亞州州長喬許·夏皮羅是該州的現任州長。這場關於賓夕法尼亞州數據中心的爭議，凸顯了美國在（由人工智慧熱潮推動的）經濟發展與地方社區對環境影響、能源消耗及噪音污染的擔憂之間，日益緊張的對立關係。
EN： The present perfect tense ('have pushed') is used here to describe an action that started in the past and has relevance or continues to the present moment. It is formed with 'have/has' + past participle.
中文： 现在完成时（have pushed）在此用于描述一个始于过去、但与现在有密切关系或持续到现在的动作。其结构为「have/has + 过去分词」。
Many citizens have voiced their concerns about the new policy.
许多市民已经对这项新政策表达了他们的担忧。
EN： The phrasal verb 'push back against' means to oppose, resist, or disagree with a plan, idea, or decision.
中文： 短语动词「push back against」意为反对、抵制或不同意某项计划、想法或决定。
Local businesses are pushing back against the new tax laws.
当地企业正极力反对新的税法。
EN： Noun clauses introduced by 'how' function as the object of a verb. In this sentence, 'how government policy on technology can divide...' acts as the direct object of the verb 'shows'. Unlike direct questions, noun clauses use statement word order (subject + verb).
中文： 由「how」引导的名词从句可以作为动词的宾语。在本句中，「how government policy on technology can divide...」作为动词「shows」的直接宾语。与直接疑问句不同，名词从句必须使用陈述句语序（主语 + 动词）。
The report explains how local businesses can benefit from the new policy.
该报告解释了当地企业如何能从新政策中获益。
EN： A relative clause (adjective clause) introduced by 'that' modifies a preceding noun. Here, 'that are affected by these large projects' is a defining relative clause modifying the noun 'communities'.
中文： 由「that」引导的关系从句（形容词从句）用来修饰前面的名词。在这里，「that are affected by these large projects」是一个限定性关系从句，用来修饰名词「communities」（社区）。
We need to help families that are affected by the economic crisis.
我们需要帮助受到经济危机影响的家庭。
EN： The relative clause (adjective clause) introduced by 'that' ('that has caused strong reactions') is used to modify the noun 'proposal'. It provides essential information about which proposal is being discussed. 'That' acts as the subject of the relative clause.
中文： 由「that」引导的关系从句（形容词从句）「that has caused strong reactions」用来修饰名词「proposal」（提议）。它提供了关于正在讨论哪一项提议的必要信息。在这里，「that」在关系从句中担任主语。
The decision that changed my life was made in college.
改变我人生的那个决定是在大学时期做出的。
EN： The present perfect tense ('has caused') is used here to describe an action that happened in the past but has strong relevance and effects that continue into the present moment.
中文： 这里使用现在完成时（has + 过去分词「caused」）来描述一个发生在过去，但其影响和相关性一直持续到现在的动作或状态。
The new policy has created many job opportunities.
这项新政策已经创造了许多就业机会。
EN： Philadelphia, often colloquially referred to as 'Philly', is the largest city in Pennsylvania and holds immense historical significance as the place where the US Declaration of Independence and Constitution were debated and signed. The debate over building modern datacenters near historic or sensitive areas (like the former Pennhurst asylum site) highlights the tension between preserving local history/community well-being and driving technological advancement.
中文： 費城（Philadelphia，常被俗稱為 Philly）是賓夕法尼亞州最大的城市，在美國歷史上具有極其重要的地位，因為《美國獨立宣言》和《憲法》皆在此處辯論並簽署。在歷史遺跡或敏感區域（如前潘赫斯特療養院舊址）附近興建現代數據中心的爭議，凸顯了保護地方歷史與社區福祉，與推動科技進步之間的緊張關係。
EN： Non-defining relative clauses (using 'which') provide extra, non-essential information about a noun. They are separated from the main clause by commas, and 'which' cannot be replaced by 'that'.
中文： 非限定性关系从句（使用 'which'）用于提供关于先行词的额外、非必要的补充信息。这类从句前后需使用逗号与主句隔开，且其中的关系代词 'which' 不能用 'that' 替换。
The old library, which was built in 1920, is being renovated.
这座建于 1920 年的老图书馆目前正在进行翻修。
EN： The prepositional phrase 'because of' is used to introduce a reason. It must be followed by a noun, pronoun, or noun phrase, unlike 'because' which is followed by a full clause (subject + verb).
中文： 介词短语 'because of'（因为/由于）用于引导原因。其后必须接名词、代词或名词短语，这与后面需接完整从句（主语 + 动词）的连词 'because' 不同。
The flight was delayed because of heavy rain.
航班因为大雨而延误。
EN： Pennhurst State School and Hospital in Pennsylvania is a historically significant site in the United States. Opened in 1908 and closed in 1987, it became infamous for the institutional abuse and terrible conditions suffered by its intellectually and physically disabled residents. A landmark exposé in 1968 and subsequent lawsuits led to its closure and played a pivotal role in the deinstitutionalization movement and the growth of the independent living movement for disabled people in the US. Today, its controversial preservation as a commercial haunted house attraction during Halloween coexists with its dark history.
中文： 位於賓夕法尼亞州的潘赫斯特州立學校與醫院（Pennhurst State School and Hospital）在美國歷史上具有重要意義。該機構於 1908 年啟用並於 1987 年關閉，因對智能與肢體障礙住院患者的系統性虐待和惡劣生活環境而惡名昭彰。1968 年的一篇具里程碑意義的揭露報導及隨後的法律訴訟促成了它的關閉，並在美國去機構化運動（deinstitutionalization movement）以及身心障礙者獨立生活運動的發展中扮演了關鍵角色。如今，該遺址在萬聖節期間作為商業鬼屋景點的爭議性營運，與其黑暗的歷史並存。
EN： Passive Voice (be + past participle): Used when the action is more important than the agent (who did it). Here, 'were turned into' shows that the buildings underwent a change, but who changed them is not the focus.
中文： 被动语态（be 动词 + 过去分词）：当动作本身比执行动作的主体更重要时使用。在这里，「were turned into」（被改建为）表示建筑物经历了转变，而谁改变了它们并非重点。
The old factory was turned into a modern art museum.
这座旧工厂被改建为一座现代美术馆。
EN： Relative Clause with 'that': A defining relative clause used to provide essential information about a noun (here, 'a haunted house attraction'). 'That' acts as the subject of the relative clause.
中文： 使用「that」的关系从句：一种限定性关系从句，用于提供关于名词（此处为「鬼屋景点」）的必要信息。「that」在关系从句中担任主语。
She bought a book that explains the history of the city.
她买了一本解释这座城市历史的书。
EN： In the United States, turning historic or abandoned locations (like old prisons, asylums, or hospitals) into commercial 'haunted houses' for Halloween entertainment is a popular autumn business. Pennhurst, the site mentioned in the context, has a controversial history due to past patient abuse, making its transformation into a lighthearted Halloween attraction a subject of local and ethical debate.
中文： 在美國，將歷史遺跡或廢棄場所（如舊監獄、精神病院或醫院）改建為萬聖節娛樂的商業「鬼屋」是秋季非常受歡迎的商業活動。背景資訊中提到的潘赫斯特（Pennhurst）因過去虐待病人而擁有一段具爭議性的歷史，這使得它轉變為輕鬆的萬聖節娛樂景點在當地引發了道德與社會輿論的討論。
EN： The infinitive 'to build' is used as the direct object of the verb 'want'. In English, certain verbs like 'want', 'hope', 'decide', and 'need' are followed by an infinitive (to + verb) to express a desired or planned action.
中文： 不定式「to build」在此用作动词「want」的直接宾语。在英语中，某些动词如「want」（想要）、「hope」（希望）、「decide」（决定）和「need」（需要）后面会接不定式（to + 动词原形），用以表达期望或计划中的动作。
They want to start the construction project next month.
他们想要在下个月开始这项建筑工程。
EN： The relative clause 'that would be powered by methane gas' uses the relative pronoun 'that' to modify the noun phrase 'three large datacenter buildings'. The auxiliary 'would' is used here to express a future plan or potential state from a past or conditional perspective, combined with the passive voice 'be powered by'.
中文： 关系从句「that would be powered by methane gas」使用关系代词「that」来修饰名词短语「three large datacenter buildings」（三栋大型数据中心建筑）。助动词「would」在此处用于从过去或假设的角度表示未来的计划或潜在状态，并结合了被动语态「be powered by」（由……提供动力）。
We need a system that would be supported by renewable energy.
我们需要一个将由可再生能源支持的系统。
EN： The debate over powering datacenters with fossil fuels like methane gas (natural gas) highlights a growing tension in the US. While tech companies rush to expand infrastructure for AI, local communities often object due to environmental concerns, noise, and proximity to residential areas or sensitive facilities like veterans' homes.
中文： 關於使用甲烷氣體（天然氣）等化石燃料為數據中心發電的爭議，凸顯了美國日益緊張的局勢。雖然科技公司急於擴建人工智慧的基礎設施，但地方社區往往因環境擔憂、噪音以及鄰近住宅區或退伍軍人之家等敏感設施而表示反對。
EN： The phrase 'be worried about' is a common adjective pattern used to express anxiety or concern about someone or something. 'Worried' acts as a participial adjective, and 'about' is the preposition that introduces the object of concern.
中文： 「be worried about」是一个常见的形容词短语，用于表达对某人或某事物的担忧或焦虑。在这里，「worried」作为分词形容词使用，而介词「about」则用来引出令人担忧的对象。
Many parents are worried about their children's heavy use of social media.
许多家长对他们孩子过度使用社交媒体感到担忧。
EN： The subordinating conjunction 'because' is used to introduce a subordinate clause (adverbial clause of reason) that explains the cause or reason for the action or state in the main clause.
中文： 从属连词「because」（因为）用于引导从属从句（原因状语从句），用以解释主句中所描述动作或状态的原因。
EN： In the United States, 'veterans' homes' (or veterans' centers) are specialized facilities that provide long-term care, medical services, and support for military veterans. Because many older veterans may suffer from physical disabilities or psychological conditions like PTSD (Post-Traumatic Stress Disorder), local communities and advocates are often highly protective of these environments, making the proximity of industrial or noisy developments a sensitive political issue.
中文： 在美國，「退伍軍人之家」（veterans' homes）是專門為退伍軍人提供長期照護、醫療服務和支持的機構。由於許多高齡退伍軍人可能患有身體殘疾或創傷後壓力症候群（PTSD）等心理疾病，當地社區和倡導團體通常對這些機構的周邊環境非常保護，這使得在附近興建工業或高噪音設施成為一個敏感的政治議題。
EN： Appositives (同位語) are nouns or noun phrases placed next to another noun to identify or explain it. In this sentence, 'a 62-year-old resident' is an appositive that provides more information about the subject 'Donald Hyman'. It is set off by commas.
中文： 同位语（Appositives）是放在另一个名词旁边，用来识别或解释该名词的名词或名词短语。在本句中，「a 62-year-old resident」（一位62岁的居民）是一个同位语，用来提供关于主语「唐纳德·海曼」的更多信息，前后用逗号隔开。
Mr. Green, a high school biology teacher, loves hiking.
格林先生是一位高中生物老师，他热爱徒步旅行。
EN： Noun clauses (名詞子句) introduced by 'that' function as the direct object of a verb. Here, 'that air pollution from the facility could harm his health' acts as the direct object of the verb 'told' (reporting what was said). The word 'that' is a conjunction and has no semantic meaning of its own.
中文： 由「that」引导的名词从句可以用作动词的直接宾语。在这里，「that air pollution from the facility could harm his health」作为动词「told」的直接宾语（报告所说的内容）。引导词「that」是连词，本身没有实际意义。
She told us that the meeting was canceled.
她告诉我们会议取消了。
EN： Present Perfect Continuous Tense (has/have been + -ing): Used to describe an action that started in the past and is still continuing in the present, emphasizing the ongoing process.
中文： 现在完成进行时（has/have been + 现在分词）：用于描述一个从过去开始、至今仍在进行的动作，强调过程的持续性。
She has been studying English for three years.
她已经学了三年英语（目前仍在学）。
EN： Phrasal Verb 'recover from': Means to return to a normal state of health, mind, or strength after an illness, injury, or setback.
中文： 短语动词「recover from」（从……中康复）：指在生病、受伤或遭遇挫折后，恢复到正常的健康、精神或力量状态。
It took him a long time to recover from the flu.
他花了很长时间才从流感中康复。
EN： In English, 'condition' is often used as a polite or clinical euphemism for a chronic illness or medical problem (e.g., 'heart condition' instead of 'heart disease'). It sounds less harsh and is very common in news reporting and daily conversation.
中文： 在英文中，「condition」常用作一種禮貌或臨床上的委婉說法，用來指代慢性疾病或健康問題（例如用「heart condition」代替「heart disease」）。這聽起來比較不那麼刺耳，在新聞報導和日常對話中非常常見。
EN： The noun clause introduced by the conjunction 'that' acts as the direct object of the reporting verb 'said'. It contains a complete sentence structure (subject + verb + object) to report what was said.
中文： 由连接词「that」引导的名词从句，在此作为转述动词「said」的直接宾语。该从句包含完整的句子结构（主语 + 动词 + 宾语），用来转述说话的内容。
The doctor said that the patient needed more rest.
医生说该患者需要更多休息。
EN： The relative clause 'who suffer from...' is an adjective clause modifying the noun 'residents'. The relative pronoun 'who' acts as the subject of the clause.
中文： 关系从句「who suffer from...」是一个形容词从句，用来修饰名词「residents」（居民）。关系代词「who」在该从句中担任主语的成分。
We should help people who have difficulty walking.
我们应该帮助行走有困难的人。
EN： The 'Southeastern Veterans' Center' is a real state-run facility in Pennsylvania providing care for military veterans. Many veterans, especially those who have experienced active combat, suffer from Post-Traumatic Stress Disorder (PTSD). Sudden or loud noises, such as those from heavy construction and industrial operations, can trigger severe anxiety and flashbacks for individuals with PTSD, which explains the community's strong concern over the datacenter project.
中文： 「東南部退伍軍人中心」是賓夕法尼亞州一所真實存在的州立機構，專門為退伍軍人提供照顧。許多退伍軍人（特別是曾參與實戰者）深受創傷後壓力症候群（PTSD）之苦。突發或巨大的噪音（例如重型建設和工業營運產生的噪音）可能會引發 PTSD 患者的嚴重焦慮和創傷記憶重現，這解釋了當地社群為何對此數據中心計畫深感擔憂。
EN： The Simple Present Tense (reflects) is used here to state a general fact, current situation, or ongoing reality. In this sentence, the subject 'The controversy' is third-person singular, so the verb 'reflect' takes the '-s' ending.
中文： 这里使用一般现在时（reflects）来陈述一个普遍事实、现状或持续存在的现实。在本句中，主语「The controversy」（这场争议）为第三人称单数，因此动词「reflect」需要加上「-s」后缀。
The report reflects the current economic challenges in the region.
该报告反映了该地区目前面临的经济挑战。
EN： Prepositional Phrases as Modifiers: The prepositional phrases 'about datacenters' and 'in the United States' act as post-modifiers. 'About datacenters' describes the topic of the 'debate', while 'in the United States' specifies the location of the 'debate' or 'datacenters'.
中文： 介词短语作为修饰语：介词短语「about datacenters」与「in the United States」在此作为后置修饰语。「about datacenters」描述了「debate」（辩论）的主题，而「in the United States」（在美国）则限定了「debate」或「datacenters」的地理范围。
The discussion about climate change in the meeting was very productive.
会议上关于气候变化的讨论非常富有成效。
EN： The debate over datacenters in the United States highlights the tension between technological advancement (especially the AI boom) and local community concerns. While tech companies and some politicians push for rapid infrastructure development to maintain economic competitiveness, local residents often worry about environmental impacts, high energy consumption, noise pollution, and the strain on local resources.
中文： 美國圍繞數據中心的辯論凸顯了技術進步（特別是人工智慧的蓬勃發展）與地方社區關切之間的緊張關係。雖然科技公司和部分政治人物推動快速建設基礎設施以維持經濟競爭力，但當地居民往往擔心環境影響、高能耗、噪音污染以及對地方資源造成的負擔。
EN： The conjunction 'as' is used here to mean 'while' or 'at the same time that', showing that two actions happen together, often with a sense of gradual change or development.
中文： 连词「as」在此处表示「随着」或「与此同时」，用来显示两个动作同时发生，通常带有逐渐变化或发展的意味。
As the weather gets colder, more people start to drink hot tea.
随着天气变冷，越来越多人开始喝热茶。
EN： The comparative structure 'more and more' is used before nouns to describe a continuously increasing quantity of something.
中文： 比较级结构「more and more」（越来越多）用于名词之前，用来描述某物数量持续增加的状态。
More and more students are using tablets for learning.
越来越多的学生正在使用平板电脑进行学习。
EN： The 'artificial intelligence boom' refers to the rapid expansion of AI technologies like ChatGPT since late 2022. This technological shift has created an unprecedented global demand for physical infrastructure, specifically datacenters, which require massive amounts of electricity and water cooling, leading to localized debates over environmental impact and community resources.
中文： 「人工智慧熱潮」（artificial intelligence boom）指的是自 2022 年底以來，以 ChatGPT 為代表的 AI 技術快速擴張。這一技術變革對實體基礎設施（特別是數據中心）產生了前所未有的全球性需求。由於數據中心需要大量的電力和水冷系統，這在許多地方引發了關於環境影響和社區資源分配的辯論。
EN： The Present Perfect Tense (have + past participle) is used here to describe an action that happened at an unspecified time in the past, but has a strong relevance or effect on the present situation.
中文： 现在完成时（have/has + 过去分词）在此处用于描述过去某个不确定时间发生的动作，但该动作与现在的情况有着强烈的关联或影响。
The local residents have voiced their concerns to the government.
当地居民已经向政府表达了他们的担忧。
EN： The word 'that' introduces a noun clause functioning as the direct object of the verb 'said'. This clause contains a complete sentence ('they do not want...') and explains exactly what was said.
中文： 单词「that」引导一个名词从句，作为动词「said」的直接宾语。此从句包含一个完整的句子（they do not want...），用来详细说明说了什么内容。
She said that the project would bring too much noise.
她说该项目会带来太多噪音。
EN： This sentence reflects the growing 'NIMBY' (Not In My Back Yard) phenomenon in the United States. While many people support technological advancement and green energy in theory, they often strongly oppose having large industrial facilities, such as datacenters or power plants, built close to their residential neighborhoods due to concerns over noise, pollution, and quality of life.
中文： 這句話反映了美國日益增長的「鄰避效應」（NIMBY - Not In My Back Yard，意為「不要建在我家後院」）現象。雖然許多人在理論上支持科技進步和綠色能源，但由於擔心噪音、污染和生活品質下降，他們往往強烈反對在自己的住宅區附近興建大型工業設施（如數據中心或發電廠）。
EN： The preposition 'by' followed by a gerund (verb-ing) is used to show the method or means by which an action is performed. It answers the question 'how?'.
中文： 介词「by」后面接动名词（V-ing）用来表示达成某动作的方法或手段，回答「如何（how）」的问题。
She improved her English by watching movies.
她通过看电影来提高她的英语水平。
EN： Direct speech is used to report the exact words spoken by someone. It is enclosed in quotation marks and typically introduced by a reporting verb like 'say' or 'tell'.
中文： 直接引语用于转述某人所说的原话。它会被置于引号中，通常由「say」或「tell」等引述动词引导。
He closed the meeting by saying, "Thank you all for coming."
他用这句话结束了会议：「谢谢大家的光临。」
EN： The phrase "We don't want it" is a direct and powerful expression of grassroots opposition. In American local politics, residents often organize under the banner of NIMBYism (Not In My Back Yard), expressing that while certain infrastructures (like datacenters or power plants) might be necessary, they should not be built close to their homes due to health, environmental, or noise concerns.
中文： 「We don't want it」（我們不想要它）是基層反對運動中直接且強而有力的表態。在美國地方政治中，居民常以「鄰避主義」（NIMBY，意為「不要建在我家後院」）的形式組織起來，表達雖然某些基礎設施（如數據中心或發電廠）可能有其必要性，但由於健康、環境或噪音等疑慮，不應建設在靠近他們住家的地方。
EN： Passive Voice with Infinitive (is expected to + verb): This structure is used to express expectations or predictions about future events. 'Is expected' is the passive verb, and 'to shape' is the infinitive that indicates the action expected to happen.
中文： 被动语态搭配不定式（is expected to + 动词）：此结构用于表达对未来事件的预期或预测。「is expected」是被动语态动词，「to shape」是不定式，用来表示预期会发生的动作。
The new technology is expected to improve our daily lives.
这项新技术预计将改善我们的日常生活。
EN： Time Expression 'for years to come': This idiomatic phrase is used to refer to a period of time extending far into the future, meaning 'in the future' or 'for many years ahead'.
中文： 时间短语「for years to come」：此惯用语用来指延伸到未来的很长一段时间，意思是「在未来」或「在未来的许多年里」。
This decision will affect the company's growth for years to come.
这项决定将在未来几年内影响公司的增长。
重要单词附有 IPA 发音、定义、例句和互动式测验。
在本文中： 基础设施，指支持社会或企业运作所需的底层物理结构和系统（如电力、网络、道路等）。
在本文中： 提议、提案，指正式提出供他人考虑或讨论的计划。
在本文中： 综合体、大型建筑群，指由多个相关建筑物或设施组成的区域。
在本文中： 景点、吸引人的事物，指吸引大量游客或观众前来的场所或活动。
在本文中： 设施、场所，指为特定目的或活动而建造的建筑物或设备。
在本文中： 打扰、干扰，指破坏某人的安宁、平静或正常状态。
在本文中： 争议、争论，指公众因意见不合而引起的激烈争论。
在本文中： 反映、显示，指表达或呈现出某种情况或态度。
在本文中： 繁荣、激增，指某个行业、活动或时期突然快速增长或流行。
在本文中： 冲突、矛盾，指两种不同想法、利益或需求之间的严重不和或对立。
片语包含类型标示、双语定义、用法说明和例句。
A subject that many people are talking about and that often causes strong opinions or disagreement.
热门话题、焦点议题
To oppose or resist a plan, decision, or change.
反对、抵制、推迟
A mental health condition triggered by experiencing or witnessing a terrifying event.
创伤后应激障碍 (PTSD)
A large group of networked computer servers typically used by organizations for the remote storage, processing, or distribution of large amounts of data.
数据中心