EN： The use of the present participle clause ('providing...') acts as an adverbial clause of result or accompaniment, showing the immediate consequence of the action in the main clause.
中文： 现在分词引导的从属子句（如 'providing...'）在此作伴随状语或结果状语，用以说明主句动作所带来的直接影响或结果。
The company implemented new eco-friendly policies, leading to a significant reduction in carbon emissions.
该公司实施了新的环保政策，从而显著减少了碳排放。
EN： The noun clause introduced by 'that' ('that microscopic particles... can traverse...') acts as an appositive to the noun 'evidence', defining the specific content of the evidence.
中文： 由 'that' 引导的名词子句（'that microscopic particles... can traverse...'）作为同位语从属子句，用以具体说明名词 'evidence'（证据）的内容。
There is no concrete proof that the virus can survive on dry surfaces for long periods.
目前没有具体证据证明该病毒能在干燥表面上存活很长时间。
EN： The adverbial phrase 'for the first time' is placed between the auxiliary verb 'have' and the past participle 'identified' to emphasize the historical significance of the action.
中文： 副词短语 'for the first time'（首次）被置于助动词 'have' 与过去分词 'identified' 之间，用以强调该动作在历史上的开创性与重要性。
Astronomers have for the first time captured a direct image of a black hole.
天文学家首次直接拍摄到了黑洞的图像。
EN： The McMurdo Dry Valleys in Antarctica are among the most extreme deserts on Earth, historically used by NASA to simulate Martian conditions due to their extreme cold and dryness. The discovery of nanoplastics here is culturally and scientifically significant because it shatters the illusion that any part of our planet remains truly 'untouched' by human industrial activity.
中文： 南极的麦克默多干燥谷是地球上最极端的荒漠之一，因其极度寒冷与干燥，历史上曾被美国国家航空航天局（NASA）用来模拟火星环境。在此处发现微塑料具有重大的文化与科学象征意义，它彻底打破了人类活动未曾污染地球净土的最后一丝幻想。
EN： The use of past participle phrases as post-modifiers. In this sentence, 'published in the journal Nanoplastics' and 'collected from the McMurdo Dry Valleys' are past participle phrases modifying 'The groundbreaking study' and 'soil samples' respectively. They function as shortened relative clauses (which was published... / which were collected...).
中文： 过去分词短语作为后置修饰语。在本句中，“published in the journal Nanoplastics”与“collected from the McMurdo Dry Valleys”分别是过去分词短语，用来修饰“The groundbreaking study”（这项开创性研究）与“soil samples”（土壤样本）。它们的作用相当于省略了关系代词与 be 动词的关系从句（which was published... / which were collected...）。
The data collected from the weather stations indicated a sudden drop in temperature.
从气象站收集到的数据显示气温骤降。
EN： Noun clauses introduced by 'that' as direct objects. The verb 'revealed' is followed by a noun clause 'that soil samples... polymers' which functions as the direct object of the main verb, reporting the findings of the study.
中文： 由“that”引导的名词从句作为直接宾语。动词“revealed”后面接了一个由“that”引导的名词从句“that soil samples... polymers”，作为该主要动词的直接宾语，用以说明研究的发现。
The report revealed that global carbon emissions have reached an all-time high.
该报告显示全球碳排放量已达到历史新高。
EN： The prepositional phrase 'alongside' used to mean 'together with' or 'in addition to'. It is commonly used in formal and scientific writing to introduce items that coexist or occur together with the primary subject of discussion.
中文： 介词短语“alongside”表示“与……一起”或“除……之外（还有）”。在正式与科学写作中，常用来引入与主要讨论对象共同存在或同时发生的事物。
The new policy was implemented alongside several financial reforms.
这项新政策是与几项财政改革一同实施的。
EN： The McMurdo Dry Valleys in Antarctica are among the most extreme deserts on Earth, characterized by extremely low humidity and minimal ice cover. Historically considered pristine and untouched by direct human industrial activity, the discovery of nanoplastics here is culturally and environmentally significant, highlighting the global reach of human-made pollution even to the most remote corners of the planet.
中文： 位于南极的麦克默多干燥谷是地球上最极端的荒漠之一，其特点是极度干燥且几乎没有冰雪覆盖。在历史上，这里一直被视为未受人类工业活动直接污染的净土。因此，在此处发现微塑料（纳米塑料）在文化与环境保护层面具有重大意义，这凸显了人造污染已无远弗届，甚至渗透到了地球上最偏远的角落。
EN： The noun clause introduced by 'that' functions as the direct object of the reporting verb 'emphasized'. This structure is commonly used in academic and journalistic writing to report findings, assertions, or beliefs.
中文： 由“that”引导的名词性从句在此作为传达动词“emphasized”（强调）的直接宾语。这种结构在学术与新闻写作中非常常见，用于陈述研究发现、主张或观点。
The report confirmed that global temperatures are rising faster than previously projected.
该报告证实，全球气温上升的速度比先前预测的还要快。
EN： The appositive clause introduced by 'that' (following 'the assumption') explains the specific content of the noun 'assumption'. Unlike relative clauses, 'that' here is a conjunction, not a relative pronoun, and the clause following it is grammatically complete.
中文： 接在“the assumption”（假设）之后由“that”引导的同位语从句，用于解释该名词的具体内容。与关系从句不同，这里的“that”是连接词而非关系代词，且其后接的从句在语法上是完整的。
We must question the assumption that technology can solve every environmental problem.
我们必须质疑科技能解决所有环境问题的这种假设。
EN： The linking verb 'remain' is followed by the past participle 'untouched' functioning as a subject complement, describing the ongoing state of the subject ('environments'). This pattern ('remain + adjective/participle') denotes a state that continues to exist without change.
中文： 连系动词“remain”后面接过去分词“untouched”作为主语补足语，用以描述主语（environments，环境）持续存在的状态。这种“remain + 形容词/分词”的句型表示某种状态持续不变。
Despite the passage of time, the ancient ruins remain well-preserved.
尽管时光流逝，这些古代遗迹依然保存完好。
EN： The past participle phrase 'situated among...' functions as an adjective clause (reduced relative clause) modifying the noun phrase 'The McMurdo Dry Valleys'. It is a shortened form of 'which are situated among...'.
中文： 过去分词短语“situated among...”（坐落于……之中）在此作为形容词性从句（简化关系从句），修饰名词短语“麦克默多干燥谷”。这是“which are situated among...”的简化形式。
The ancient temple, situated atop the mountain, attracts thousands of pilgrims every year.
那座古老的寺庙坐落于山顶，每年吸引数以千计的朝圣者。
EN： The past perfect passive voice ('had long been considered') is used to describe a state or action that existed over a period of time up to a specific point in the past, emphasizing that this long-held belief was challenged by recent discoveries.
中文： 过去完成时被动语态（had long been considered，长期以来一直被认为）用于描述在过去某个特定时间点之前已经持续存在一段时间的状态或动作，在此强调这个长期以来的认知已被最近的发现所挑战。
The manuscript had long been considered lost until a librarian found it in the archives last month.
这份手稿长期以来一直被认为已经遗失，直到上个月一位图书馆员在档案室中发现了它。
EN： The adverb 'virtually' is used as a intensifier meaning 'almost' or 'nearly'. It is commonly paired with adjectives like 'pristine', 'impossible', or 'identical' to soften an absolute statement.
中文： 副词“virtually”用作修饰语，意为“几乎”或“实质上”。它通常与“pristine”（纯净的）、“impossible”（不可能的）或“identical”（完全相同的）等形容词搭配，以缓和绝对化的陈述。
With so many key players injured, winning the championship is virtually impossible.
在这么多主力球员受伤的情况下，赢得冠军几乎是不可能的。
EN： The McMurdo Dry Valleys in Antarctica are one of the most extreme deserts on Earth, characterized by extremely low humidity and surrounded by mountains that prevent the flow of ice. Because of their cold, dry, and wind-swept conditions, they are considered the closest terrestrial equivalent to the environment on Mars. This makes the discovery of human-made nanoplastics there particularly shocking to the scientific community.
中文： 位于南极的麦克默多干燥谷是地球上最极端的荒漠之一，其特点是湿度极低，且周围的山脉阻挡了冰川的流入。由于其寒冷、干燥且常年受强风吹袭的环境，它被认为是地球上最接近火星环境的陆地地区。这使得在该地发现人造“微塑料”的消息对科学界造成了极大的震撼。
EN： The noun clause introduced by 'that' functions as the direct object of the reporting verb 'suggests'. It contains a complete sentence structure: 'atmospheric transport (S) carries (V) nanoplastics (O)'.
中文： 由“that”引导的名词从句作为报道动词“suggests”的直接宾语。该从句包含完整的句子结构：“atmospheric transport（主语）carries（动词）nanoplastics（宾语）”。
Recent data suggests that global temperatures are rising faster than previously projected.
最近的数据表明，全球气温上升的速度比先前预测的还要快。
EN： The prepositional phrase 'far beyond...' acts as an adverbial modifier, indicating a location or extent that exceeds a certain limit. 'Far' is used as an intensifier before the preposition 'beyond'.
中文： 介词短语“far beyond...”充当副词性修饰语，表示超出某个限制的空间或程度。在此“far”用作介词“beyond”之前的加强语气词。
The consequences of the economic crisis reached far beyond the financial sector.
这场经济危机的后果远远超出了金融领域的范围。
EN： The correlative conjunction 'both... and...' is used to join two parallel grammatical elements (nouns, phrases, or clauses), emphasizing that two factors are equally involved or important.
中文： 关联连接词“both... and...”（两者皆...；既...又...）用于连接两个具备平行语法结构的元素（名词、短语或子句），用以强调两个因素同样参与其中或同样重要。
Both the local community and international organizations are working together to preserve the historic site.
地方社区和国际组织都在共同努力保护这处历史遗址。
EN： The modal verb phrase 'may have + past participle' is used to express a past possibility or speculation. It indicates that something possibly happened in the past, but the speaker is not completely certain.
中文： 情态助动词结构“may have + 过去分词”用于表达对过去事情的推测或可能性。这表示某事在过去有可能发生，但说话者并非百分之百确定。
The sudden power outage may have caused the system to crash during the update.
突然的停电可能导致系统在更新过程中崩溃。
EN： The verb 'caution' is used as a reporting verb followed by a 'that'-clause. It is a formal alternative to 'say' or 'warn', specifically indicating that the speaker is issuing a warning or expressing concern about a potential risk.
中文： 动词“caution”作为引述动词，后接“that”引导的子句。这是“say”或“warn”的正式替代词，特别指出说话者正在对潜在风险发出警告或表达担忧。
Economists cautioned that the rapid growth could lead to high inflation in the coming quarters.
经济学家警告，快速增长可能会在未来几个季度导致高通胀。
EN： The clause 'Were it not for...' is a formal, inverted conditional structure used to express 'if it were not for...' in the subjunctive mood. It describes a hypothetical present or general situation that is contrary to fact. In inversion, the conjunction 'if' is omitted, and the auxiliary verb 'were' is placed before the subject.
中文： “Were it not for...”是一种正式且倒装的条件句结构，用于在虚拟语气中表示“若非因为…/要不是有…”（相当于 if it were not for...）。它描述了一个与现在或一般事实相反的假设情况。在倒装句中，连词“if”被省略，助动词“were”被提至主语之前。
Were it not for his timely warning, we would have made a terrible mistake.
若非他及时警告，我们当时就会犯下严重的错误。
EN： The modal structure 'might have + past participle' is used to express a past possibility or a hypothetical past outcome that did not actually happen (often used in the apodosis of conditional sentences). Here, 'might have gone' indicates that going unnoticed was a strong possibility in the past under the hypothetical condition.
中文： 情态助动词结构“might have + 过去分词”用于表示过去的可能性，或在假设情况下可能发生但实际上未发生的过去结果（常用于条件句的主句中）。在此处，“might have gone”表示在假设的条件下，过去极有可能“完全不被察觉”。
Without your help, the project might have failed completely.
若没有你的帮助，这项专案当时可能会彻底失败。
EN： The verb 'go' can function as a copular (linking) verb meaning 'to become' or 'to remain in a certain state', typically followed by an adjective or a past participle with a negative connotation (e.g., go unnoticed, go unpunished, go hungry).
中文： 动词“go”可作为连系动词，意思是“变得”或“维持某种状态”，后面通常接形容词或具有否定意味的过去分词（例如：go unnoticed 未被察觉、go unpunished 未受惩罚、go hungry 挨饿）。
Many crimes in the remote region go unpunished due to a lack of policing.
由于缺乏警力，该偏远地区的许多犯罪行为都未受到惩罚。
EN： The conjunction 'while' is used at the beginning of a concessive clause to mean 'although' or 'even though', establishing a contrast between two facts. In formal writing, it often introduces a widely accepted premise before presenting a more critical or significant point in the main clause.
中文： 连词“while”用于让步从句的开头，意为“虽然”或“尽管”，用于建立两个事实之间的对比。在正式写作中，它通常先引入一个被广泛接受的前提，然后在主句中提出更为关键或重要的论点。
While the initial investment is high, the long-term benefits of renewable energy are undeniable.
虽然初期投资很高，但再生能源的长期效益是不可否认的。
EN： The verb 'argue' followed by a 'that'-clause is a common academic reporting structure. In this context, 'argue' does not mean to quarrel, but rather to present reasons or evidence in support of an idea, theory, or opinion.
中文： 动词“argue”后接“that”引导的从句是学术写作中常见的陈述结构。在此语境中，“argue”并非指“争吵”，而是指提出理由或证据来支持某个观点、理论或意见（译为“主张”或“指出”）。
Many economists argue that inflation will stabilize by the end of the fiscal year.
许多经济学家指出，通货膨胀将在财政年度结束前稳定下来。
EN： The adverb 'substantially' is used to modify the comparative adjective 'greater'. It functions as an intensifier meaning 'to a large degree' or 'significantly', which is highly appropriate for academic and formal registers.
中文： 副词“substantially”用于修饰比较级形容词“greater”。它的功能是作为加强语气词，意为“在很大程度上”或“显著地”，非常适合用于学术和正式语体中。
The new production method reduced carbon emissions to a substantially lower level.
新的生产方法将碳排放量降低到了显著更低的水平。
EN： The sentence highlights a shift in environmental science and public discourse. While 'microplastics' (particles smaller than 5mm) have been the focus of ecological concern for over a decade, 'nanoplastics' (particles smaller than 1 micrometer) represent a newly understood, more insidious threat due to their ability to cross biological barriers, reflecting how scientific terminology and environmental priorities evolve over time.
中文： 这句话突显了环境科学与大众舆论的转移。虽然“微塑料”（直径小于5毫米的颗粒）在过去十多年中一直是生态关注的焦点，但“纳米塑料”（直径小于1微米的颗粒）代表了一种新被认识到、更具隐蔽性的威胁，因为它们能够穿透生物屏障。这反映了科学术语和环境优先事项随时间演变的过程。
EN： The sentence begins with a participial phrase ('Measuring less than...') acting as an adverbial modifier. This structure is a reduced relative clause or adverbial clause of reason/condition, sharing the same subject as the main clause ('these microscopic particles').
中文： 句子开头的分词短语（'Measuring less than...'）用作状语修饰语。这种结构是一个简化的关系从句或表示原因/条件的状语从句，与主句共享同一个主语（'these microscopic particles'）。
Weighing over two tons, the ancient stone monument was difficult to transport.
这座古老的石碑重达两吨多，极难运输。
EN： The verb 'become' is followed by a past participle ('suspended') acting as an adjective, forming a passive-like state or change of state. The phrase 'with remarkable ease' is a prepositional phrase functioning as an adverb of manner, modifying 'become suspended'.
中文： 动词 'become' 后接过去分词（'suspended'）用作形容词，表示一种类似被动的状态或状态的变化。短语 'with remarkable ease' 是一个介词短语，用作方式副词，修饰 'become suspended'（极其容易地悬浮）。
With the new software, complex data can become organized with remarkable ease.
有了这款新软件，复杂的数据可以极其轻松地被整理好。
EN： The sentence utilizes parallel structure with three coordinate verbs sharing the same modal auxiliary 'can': 'can [1] become suspended...', '[2] penetrate...', and '[3] serve...'. This maintains grammatical balance and clarity in complex sentences.
中文： 本句利用平行结构，三个协调动词共享同一个情态助动词 'can'：'can [1] become suspended...'（可以悬浮）、'[2] penetrate...'（穿透）以及 '[3] serve...'（充当）。这在复杂句子中保持了语法平衡与清晰度。
Regular exercise can strengthen the heart, improve sleep quality, and boost overall energy levels.
规律运动可以强健心脏、改善睡眠质量，并提升整体活力水平。
EN： Negative inversion with 'Not only... but (also)...'. When 'not only' is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb in the first clause are inverted (auxiliary verb + subject + main verb).
中文： 使用“Not only... but (also)...”的否定倒装句。当“not only”置于句首以示强调时，第一个分句的主语与助动词需要倒装（助动词 + 主语 + 主要动词）。
Not only did they complete the project ahead of schedule, but they also remained well under budget.
他们不仅提前完成了项目，而且预算还控制得非常低。
EN： Noun phrase in apposition. The phrase 'a finding that underscores...' acts as an appositive to the entire preceding clause, summarizing and commenting on the fact that nanoplastics have reached the Antarctic interior.
中文： 同位语名词短语。短语“a finding that underscores...”作为前面整个分句的同位语，对纳米塑料已抵达南极内陆这一事实进行总结与评论。
The company decided to offer free shipping, a move that significantly boosted their online sales.
该公司决定提供免运费服务，此举显著提升了他们的线上销售额。
EN： The use of 'such as' for introducing examples. It is used to present specific instances (Greenland and the Alps) of a broader category (remote locations).
中文： 使用“such as”来引入例子。它用于呈现广泛类别（偏远地区）中的具体实例（格陵兰和阿尔卑斯山）。
Renewable energy sources such as wind and solar power are becoming increasingly cost-effective.
风力和太阳能等再生能源正变得越来越具成本效益。
EN： The mention of 'Antarctic interior' and 'Greenland' highlights the global reach of environmental issues. Historically, these regions were considered pristine and isolated from industrial impact. In modern environmental science discourse, finding synthetic pollutants in these areas serves as a powerful symbol of the Anthropocene—the current geological age viewed as the period during which human activity has been the dominant influence on climate and the environment.
中文： 提及“南极内陆”和“格陵兰”凸显了环境问题的全球性影响。在历史上，这些地区被认为是纯净且与工业影响隔离的。在现代环境科学论述中，在这些地区发现合成污染物，是“人类世”（Anthropocene，即人类活动对气候和环境产生主导性影响的当前地质时代）的一个强大象征。
重要单词附有 IPA 发音、定义、例句和互动式测验。
在本文中： 横越、穿过（指跨越某个区域或空间）
在本文中： 开创性的、突破性的（指具有重大创新或发现的）
在本文中： 原始的、未受污染的（保持极为干净、纯洁的状态）
在本文中： 贫瘠的、荒凉的（土地干枯且缺乏植被的）
在本文中： 极微小地、无限小地（小到几乎无法测量）
在本文中： （专题）讨论、论述、对话
在本文中： 穿透、渗透（进入某物体内部）
在本文中： 强调、突出（显示出某事的重要或真实性）
片语包含类型标示、双语定义、用法说明和例句。
Extremely small plastic particles, typically defined as being less than 100 nanometers (or 1 micron) in size, resulting from the degradation of larger plastic items.
纳米塑料
The movement of chemical substances, pollutants, or particles through the Earth's atmosphere from one location to another.
大气传输 / 大气输送
If it were not for; used to say that something would have happened or been true if a particular person or thing had not prevented it.
要不是因为……、若非有……
To present or constitute a danger or risk to someone or something.
构成威胁