EN： The conjunction 'while' is used at the beginning of a sentence to introduce a concession (meaning 'although' or 'despite the fact that'), creating a contrast between a widely held belief or background fact and a striking main clause argument.
中文： 連詞「while」放在句首時可用作讓步狀語從句引導詞，相當於「although」（雖然、儘管），用來對比大眾普遍認知或背景事實與主句所要強調的特例事實。
While conventional wisdom suggests that humans cannot regenerate organs, recent stem cell research challenges this boundary.
雖然傳統觀念認為人類無法使器官再生，但最近的幹細胞研究正在挑戰這一界限。
EN： The passive form 'be relegated to' means to be assigned to a lower, less important, or specific category or status. It is often used to emphasize that something is no longer considered realistic or prominent.
中文： 被動語態結構「be relegated to」表示「被降級至…」、「被歸類於（較次要或特定的）範疇」。常用於強調某事不再被視為現實、重要或具備主流地位。
Once considered cutting-edge science, the theory was eventually relegated to the history books.
該理論曾被視為尖端科學，但最終被歸類入歷史書的塵封記憶中。
EN： The relative clause 'what no other creature has managed' uses the nominal relative pronoun 'what' (meaning 'that which' or 'the thing which') as the direct object of the main verb 'has achieved', incorporating both the antecedent and the relative pronoun.
中文： 關係從句「what no other creature has managed」採用名詞性關係代名詞「what」（相當於 the thing that），在主句中充當動詞「has achieved」的受詞，同時包含了先行詞與關係代名詞的功能。
The team accomplished what many industry experts thought was impossible.
該團隊做到了許多業界專家認為不可能的事。
EN： 'Speculative fiction' is an umbrella term encompassing genres such as science fiction, fantasy, and dystopian fiction that speculate about scenarios outside human reality. Mentioning it alongside 'immortality' highlights how eternal life has traditionally belonged to human imagination rather than empirical biology.
中文： 「推想小說」（speculative fiction）是一個涵蓋科幻、奇幻及反烏托邦小說的總稱，專門構想超出當前人類現實的情境。將「永生」與推想小說並提，凸顯了長生不老傳統上一直屬於人類想像力與神話的範疇，而非實證生物學的現實。
EN： Apposition is used here to give essential background information about a proper noun. 'A marine biologist at Texas A&M University' is a noun phrase in apposition that renames and describes 'Associate Professor Maria Pia Miglietta'.
中文： 同位語（Apposition）用於為專有名詞補充額外說明。此處的名詞短語 'a marine biologist at Texas A&M University' 即為同位語，用來進一步說明 'Maria Pia Miglietta' 的身份與職銜。
Dr. Sarah Chen, a renowned astrophysicist at Harvard University, delivered the keynote address.
哈佛大學的知名天體物理學家莎拉·陳博士發表了專題演講。
EN： The Present Perfect tense ('has emphasized') is used to present a past action as relevant news, while the reported speech noun clause ('that this species possesses...') uses the Present Simple tense ('possesses') because it describes a timeless scientific fact.
中文： 主句使用現在完成時（has emphasized）來傳達近期的研究觀點或強調；名詞子句（that 引導）則使用現在簡單時（possesses），因為此處表達的是不受時間限制的科學事實或客觀真理。
Researchers have confirmed that light travels faster than sound.
研究人員已經證實光速比音速快。
EN： The preposition 'for' followed by a gerund ('evading') functions as a post-modifier for the noun 'mechanism', explaining the specific purpose or function of the mechanism.
中文： 介系詞 'for' 接動名詞（V-ing）在此作為後位修飾語，修飾前面的名詞 'mechanism'，用以說明該機制或功能的具體目的（……的機制）。
Engineers developed a new algorithm for detecting network anomalies.
工程師開發了一種用於檢測網路異常的新演算法。
EN： The conjunction 'whether... or...' is used to introduce alternative possibilities or conditions, indicating that the main clause remains true regardless of which condition applies. Here, it is inserted parenthetically to elaborate on 'hostile conditions'.
中文： 連詞「whether... or...」（無論是……還是……）用於引出替代性的可能性或條件，表示無論哪種條件成立，主句的情況都不會改變。在本句中，它作為插入語，用於進一步說明「惡劣條件（hostile conditions）」的具體範疇。
The organism can adapt to extreme environments, whether in the deep sea or high-altitude mountains.
無論是在深海還是高海拔山區，該生物都能適應極端環境。
EN： The adverbial subclause of time introduced by 'when' ('when the jellyfish encounters hostile conditions...') functions as a conditional frame within the nominal 'that'-clause object of 'explained'.
中文： 由「when」引導的時間副詞子句（當水母遇到惡劣條件時……）在「explained」的受詞名詞子句（that-clause）中扮演條件框架的角色，用來限定主句動作發生的時機。
She observed that when the temperature drops sharply, the cells initiate a protective response.
她觀察到，當溫度急劇下降時，細胞會啟動保護性反應。
EN： The verb 'refuse' is followed by a to-infinitive ('refuse to perish'). The use of 'simply' as an intensifying adverb emphasizes the straightforward yet astonishing nature of the action.
中文： 動詞「refuse」（拒絕）後接不定詞（to-infinitive，如 to perish）。副詞「simply」（僅僅、乾脆）在這裡起強化語氣的作用，凸顯出該行為雖然簡單直接，卻令人驚嘆。
EN： A colon (:) is used here to introduce an explanation, elaboration, or breakdown of the concept mentioned before it ('a predictable lifecycle'). It signals that the following clause details the specific steps of that lifecycle.
中文： 冒號（:）在此處用於引導對前面提到的概念（『可預測的生命週期』）進行補充說明、詳細闡述或步驟拆解，表明後方的子句將具體列出該生命週期的各個階段。
The experiment yielded a clear result: the new compound significantly reduced bacterial growth.
該實驗得出了一個明確的結果：這種新化合物顯著抑制了細菌的生長。
EN： The non-defining relative clause 'which subsequently bud off...' uses 'which' to refer back to the preceding noun 'stationary polyps'. It adds descriptive details about what the polyps do next without restricting the identity of the polyps themselves.
中文： 非限定關係子句『which subsequently bud off...』利用『which』來指代前面的名詞『stationary polyps』（固著的水螅體）。此結構補充說明水螅體接下來的生理動作，而不限制該名詞本身的範圍。
The trees shed their leaves in autumn, which subsequently enrich the surrounding soil.
樹木在秋天落葉，這些落葉隨後滋養了周圍的土壤。
EN： The defining relative clause 'that mature into adults' modifies 'free-swimming medusas'. It specifies the final development stage of these medusas, using the phrasal verb 'mature into' to describe growing or developing into a full stage.
中文： 限定關係子句『that mature into adults』用於修飾前面的『free-swimming medusas』（自由游動的水母體）。其中片語動詞『mature into』表示『成長／發育成為』某個成熟階段。
Researchers identified several larvae that mature into rare species of beetles.
研究人員發現了幾種會發育成為稀有甲蟲物種的幼蟲。
EN： The perfect participle ('Having + past participle') is used to express an action that was completed before the action in the main clause took place. It emphasizes the sequential order of events.
中文： 完成分詞（Having + 過去分詞）用於表示在主句動作發生之前已經完成的動作，強調事件發生的先後順序。
Having finished the report, she submitted it to the manager.
完成報告後，她將其提交給了經理。
EN： Compound verbs connected by the conjunction 'and' allow two sequential or simultaneous actions ('deteriorate and die') to share the same subject ('these adults') and adverbial modifier ('gradually').
中文： 由對等連接詞「and」連接的複合動詞（deteriorate and die），共享同一個主詞（these adults）以及副詞修飾語（gradually）。
The old autumn leaves slowly fade and fall.
秋天的老葉慢慢褪色並掉落。
EN： The conjunction 'however' can be placed as a parenthetical element between commas (an adverbial insertion) immediately after the subject. This interrupts the subject-verb flow to create a formal contrast with the preceding context, which is common in academic and scientific writing.
中文： 轉折連詞「however」可以作為插入語置於兩個逗號之間，緊跟在主詞之後。這種句型打斷了主詞與動詞的直接連接，能在科學與學術寫作中營造出更嚴謹、正式的對比語氣。
The initial trial, however, failed to produce any statistically significant results.
然而，初步試驗未能產生任何顯著的統計結果。
EN： The reduced relative clause pattern 'known as [noun/term]' uses a past participle to modify a preceding noun phrase ('an astonishing cellular process') without requiring a full relative clause like 'which is known as'. This is a concise way to introduce specialized terminology.
中文： 「known as + 名詞/專有名詞」為簡化關係子句（縮減形容詞子句），省略了「which is」，直接以過去分詞作後位修飾，用於精確且簡潔地引出專業術語或名稱。
The patient was diagnosed with a rare condition known as Alice in Wonderland syndrome.
該患者被診斷出一種被稱為「愛麗絲夢遊仙境症候群」的罕見疾病。
EN： The preposition 'through' expresses the instrument or method by which an action is accomplished ('through an astonishing cellular process'). It indicates the medium or mechanism enabling the subject to achieve the result.
中文： 介系詞「through」在此表示「透過…的方式/途徑」，用來說明主詞達成某項結果或行為所採用的機制或媒介。
The researchers managed to isolate the gene through a complex series of laboratory experiments.
研究人員透過一連串複雜的實驗室實驗，成功分離出了該基因。
EN： Turritopsis dohrnii is colloquially known as the 'immortal jellyfish.' In scientific discourse, 'transdifferentiation' refers to a non-stem cell transforming into a different type of cell. Popular culture often misinterprets this as literal eternal life, but scientifically, it represents a complete developmental reset, effectively cloning itself into a youthful state.
中文： 燈塔水母（Turritopsis dohrnii）在俗稱中被稱為「永生水母」。在生物科學領域，「反分化（transdifferentiation）」是指已經分化的非幹細胞轉化為另一種細胞型態的極罕見過程。大眾文化常將其誤解為生物體個體的「長生不老」，但從科學的角度來看，這其實是一種發育狀態的重置——將自身細胞重新組合並複製成幼年的水母體。
EN： The prepositional phrase 'rather than' is used to express preference or contrast, meaning 'instead of'. When followed by a verb, it usually takes a gerund (-ing form) when functioning prepositionally, or a bare infinitive when contrasting main verbs.
中文： 介系詞短語「rather than」用於表示偏好或對比，意為「而不是／與其……不如……」。當後面接動詞時，若作介系詞使用通常接動名詞（-ing）；若用來對比主要動詞，亦可接原形動詞。
Rather than complaining about the problem, she offered a practical solution.
她沒有抱怨問題，而是提出了一個實用的解決方案。
EN： When a single subject performs multiple actions in sequence, the verbs form a compound predicate linked by commas and a coordinating conjunction (e.g., 'A, B, and C'). All verbs must maintain parallel grammatical structure and tense.
中文： 當單一主詞依序執行多個動作時，動詞會組成由逗號及對等連接詞連接的複合作詞（例如「A, B, and C」）。所有動詞必須保持平行的語法結構與時態一致。
The researcher entered the laboratory, turned on the equipment, and began the experiment.
研究人員進入實驗室，打開設備，隨後開始進行實驗。
EN： Adverbs ending in '-ly' (like 'genetically') are used to modify adjectives ('identical'), which in turn modify nouns ('polyp'). This creates a precise compound modifier describing the degree or nature of the quality.
中文： 以「-ly」結尾的副詞（如 genetically）可用於修飾形容詞（如 identical），進而修飾名詞（如 polyp）。這種結構能精確說明該特徵的程度或性質。
The twins were raised in different countries but remained remarkably similar.
這對雙胞胎在不同的國家長大，但依然極為相似。
EN： Participle phrases starting with '-ing' (e.g., 'likening...') can function as adverbial modifiers to elaborate on the main clause, showing manner, result, or simultaneous action without repeating the subject.
中文： 現在分詞短語（如 'likening...'）可用作副詞性修飾語，用以補充說明主句動作的方式、結果或伴隨狀況，能使句式更為緊湊，避免重複主詞。
The professor delivered a compelling lecture, inspiring many students to pursue careers in scientific research.
教授發表了一場引人入勝的演講，激勵了許多學生投身科學研究事業。
EN： The idiomatic structure 'liken A to B' means to compare A to B in order to highlight their similarities, typically used in formal or academic contexts.
中文： 動詞片語 'liken A to B' 意為「將 A 比作 B」，常用於正式或學術情境中，藉由比喻來突顯兩者之間的相似之處。
Economists often liken the flow of money to the circulation of blood in a human body.
經濟學家常將資金的流動比作人體內的血液循環。
EN： The verb 'revert' followed by the preposition 'to' indicates a return to a previous state, condition, or habit.
中文： 動詞 'revert' 後接介系詞 'to'，表示「回復、倒退回」先前的狀態、情況或習慣。
After the system crash, the software automatically reverted to its default settings.
系統崩潰後，該軟體自動回復到預設設定。
EN： Inverted conditional clause omitting 'If'. When 'If' is omitted in a hypothetical or second conditional clause, the auxiliary verb 'Were' moves to the front of the sentence before the subject ('Were + subject + adjective/noun/to-V'). This creates a more formal, literary tone.
中文： 省略「If」的倒裝條件句。在假設或第二條件句中省略「If」時，助動詞「Were」需移至句首、主詞之前（結構為「Were + 主詞 + 形容詞/名詞/不定詞」）。這種句型能營造出更正式、具文學感的語氣。
Were I in your position, I would accept the job offer immediately.
如果我處於你的立場，我會立刻接受那份工作邀請。
EN： Mixed conditional/unreal hypothetical in the present/future (Second Conditional). It uses a past subjunctive form ('were') in the conditional clause and 'would + base verb' in the main clause to express an unlikely or contrary-to-fact hypothetical scenario.
中文： 與現在/未來事實相反的假設句（第二條件句）。條件子句使用過去式虛擬語氣（were），主要子句則搭配「would + 原形動詞」，用來表達極不可能發生或與現狀相反的假設情境。
If technology allowed us to live forever, society would face unprecedented ethical challenges.
如果科技能讓我們永生，社會將面臨前所未有的倫理挑戰。
EN： Inverted Conditional Clause (Inversion without 'if'): In formal and literary written English, conditional sentences can omit 'if' by inverting the auxiliary or modal verb (e.g., 'should', 'had', 'were') with the subject. Here, 'should scientists eventually decipher' is an inverted form of 'if scientists should eventually decipher', expressing a hypothetical or conditional condition.
中文： 倒裝條件子句（省略 if 的倒裝）：在正式與書面英文中，條件子句可省略連接詞「if」，並將助動詞或情態動詞（如 should、had、were）移至主詞前面。在此句中，「should scientists eventually decipher」為「if scientists should eventually decipher」的倒裝型態，用以表示某種假設或條件。
Should you require further assistance, please do not hesitate to contact our support team.
若您需要進一步的協助，請隨時聯繫我們的支援團隊。
EN： Link Verb 'Prove' + Adjective Complement: The verb 'prove' can function as a copular (linking) verb meaning 'to turn out to be' or 'to be shown to be', followed directly by an adjective (e.g., 'prove profound') without requiring 'to be'.
中文： 連綴動詞「prove」+ 形容詞補語：動詞「prove」在此充當連綴動詞，意思是「結果證明是」或「顯現出……」，後面可直接接形容詞（如 prove profound），無須加上「to be」。
The new strategy could prove vital for the company's long-term survival.
這項新策略可能會被證明對公司的長期生存至關重要。
EN： Defining Relative Clause with 'that': The relative pronoun 'that' introduces a restrictive (defining) relative clause modifying 'the precise genetic mechanisms', providing essential information about what these mechanisms do ('that govern this remarkable process').
中文： 用「that」引導的限制性關係子句：關係代名詞「that」在此引導限定修飾「the precise genetic mechanisms」的關係子句，提供關於這些機制的作用（即「支配這種非凡過程」）的關鍵必要資訊。
Researchers have discovered a unique compound that inhibits the growth of cancer cells.
研究人員發現了一種能抑制癌細胞生長的獨特化合物。
EN： Negative Inversion: When a sentence begins with a negative expression or a restrictive phrase like 'Not without reason', 'Never', or 'Seldom', the subject and the auxiliary/modal verb are inverted to place emphatic focus on the initial phrase.
中文： 否定詞倒裝句：當句子以「Not without reason」（絕非無因）、「Never」或「Seldom」等否定或限制性副詞片語開頭時，主詞與助動詞（或情態動詞）需進行倒裝，以達到強調該開頭片語的效果。
Not without reason did she decide to move to a new city.
她決定搬到新城市，絕非毫無道理。
EN： Non-finite Participle Clause (Result Clause): The present participle clause ', prompting...' functions as an adverbial modifier indicating a natural consequence or result of the preceding main clause.
中文： 分詞分句（表示結果）：現在分詞片語「, prompting...」在句中充當副詞性修飾語，用來表示前面主句所產生的自然結果或後續影響。
The company launched a revolutionary product, driving its stock price to an all-time high.
該公司推出了一款革命性產品，推升其股價創下歷史新高。
EN： Nominal Content Clause / Indirect Question: The subordinator 'whether' introduces a noun clause acting as the direct object of 'investigate', expressing uncertainty or possibility regarding a future benefit.
中文： 名詞性內容子句／間接疑問句：從屬連詞「whether」引導一個名詞子句，作為「investigate」的直接受詞，用以表示對未來能否帶來益處的不確定性或可能性。
Scientists are studying whether the new compound can effectively inhibit tumor growth.
科學家正在研究這種新型化合物是否能有效抑制腫瘤生長。
重要單字附有 IPA 發音、定義、例句和互動式測驗。
在本文中： 降低…的地位；將…歸類為
在本文中： 逃避；規避
在本文中： 死亡；枯萎
在本文中： 變態；徹底改變（形態或性質）
在本文中： 隨後；接著
在本文中： 惡化；退化
在本文中： 規避；繞過
在本文中： 屈服；死於（疾病或衰老）
在本文中： 類比；比喻
在本文中： 回復；恢復（原狀）
在本文中： 根本地；從根本上
在本文中： 解碼；破解
片語包含類型標示、雙語定義、用法說明和例句。
To produce a new organism or part through a process of budding, separating from the parent.
出芽；出芽分離
To make a comparison between two things to help explain or clarify a concept.
作類比；打比方
A broad category of fiction encompassing genres with elements that do not exist in the real world, such as science fiction, fantasy, and horror.
科幻與奇幻文學；推想小說
The gradual deterioration of functional characteristics in living organisms over time.
生物老化