be threatened with extinction
Many species are threatened with extinction due to habitat loss.
许多物种因栖息地丧失而面临灭绝的威胁。
灭绝；消失；熄灭
extinctions — plural of extinction
使灭绝或变得灭绝的行为；消灭。；不再活跃；熄灭的；天体发出的电磁辐射被尘埃和气体吸收或散射,未到达观察者的现象。；不再存在；无法同时感知多个刺激。
the state of no longer existing or being active; being extinguished
使灭绝或变得灭绝的行为；消灭。
The action of making or becoming extinct; annihilation.
不再活跃；熄灭的
no longer active; extinguished
天体发出的电磁辐射被尘埃和气体吸收或散射,未到达观察者的现象。
The absorption or scattering of electromagnetic radiation emitted by astronomical objects by intervening dust and gas before it reaches the observer.
不再存在
no longer in existence
无法同时感知多个刺激。
The inability to perceive multiple stimuli simultaneously.
由于吸收和辐射导致辐射强度的减弱
the reduction of the intensity of radiation as a consequence of absorption and radiation
条件反射在未被强化的情况下随时间消退。
The fading of a conditioned response over time if it is not reinforced.
Many scientists believe that the extinction of the dinosaurs was caused by an asteroid impact.
许多科学家认为恐龙灭绝是由小行星撞击造成的。
用法提示：此处'extinction'表示物种的完全消失。
AI contextual example
Efforts are being made to prevent the extinction of the local dialect.
正在努力阻止当地方言的消亡。
用法提示：此处'extinction'指语言或文化的消亡。
AI contextual example
The extinction of that species is a direct result of deforestation.
那个物种的灭绝是森林砍伐的直接结果。
用法提示：此处'extinction'指物种的灭绝。
AI contextual example
Many species are threatened with extinction due to habitat loss.
许多物种因栖息地丧失而面临灭绝的威胁。
Without immediate action, the island's unique birds face extinction.
如果不立即采取行动，该岛特有的鸟类将面临灭绝。
Overhunting drove the dodo to extinction in the 17th century.
过度捕猎导致渡渡鸟在17世纪灭绝。
较中性，可指事物不再可见或可用，但不如extinction强烈
语气更强，强调彻底破坏，通常用于大规模毁灭
常用于疾病或问题，强调连根拔起
指有目的地杀戮，常用于害虫或群体
grammar · medium
易错句子The volcano extinction the village.
正确表达The volcano caused the extinction of the village.
英语中'extinction'是名词，不能直接作谓语。应使用动词短语'caused the extinction of'来表示导致灭绝。
grammar · medium
易错句子The extinction of dinosaurs are interesting.
正确表达The extinction of dinosaurs is interesting.
主语'extinction'为单数名词，谓语动词应与主语保持数的一致，应用'is'而非'are'。
extinct是形容词，表示‘灭绝的’；extinction是名词，表示‘灭绝的状态或过程’。
extinguish是动词，表示‘扑灭’或‘使消失’；extinction是名词，强调状态或事件。
distinction意为‘区别’，而extinction意为‘灭绝’，发音相似但意义完全不同。
大规模灭绝
The Permian-Triassic mass extinction wiped out 90% of marine species.
二叠纪-三叠纪的大规模灭绝消灭了90%的海洋物种。
濒临灭绝
Many species are now on the brink of extinction due to habitat loss.
由于栖息地丧失，许多物种现在濒临灭绝。
面临灭绝
Without conservation efforts, the tigers face extinction in the wild.
如果没有保护措施，老虎在野外将面临灭绝。
威胁灭绝
Climate change threatens extinction for many Arctic animals.
气候变化威胁着许多北极动物的灭绝。
物种灭绝
Human activity is accelerating species extinction at an alarming rate.
人类活动正在以惊人的速度加速物种灭绝。
灭绝事件
The asteroid impact caused a global extinction event 66 million years ago.
6600万年前的小行星撞击导致了一次全球性的灭绝事件。
灭绝指的是物种从地球上消失。
保护濒危物种以防止灭绝。
灭绝影响生态系统的平衡。
濒危物种面临灭绝的风险。
灭绝会降低生物多样性。
濒临灭绝
Many species are on the brink of extinction due to human activities.
由于人类活动，许多物种濒临灭绝。
面临灭绝
Without immediate action, these animals will face extinction within a decade.
如果不立即采取行动，这些动物将在十年内面临灭绝。
导致灭绝
Overhunting drove the passenger pigeon to extinction in the early 20th century.
过度捕猎导致旅鸽在20世纪初灭绝。
灭绝是常态，生存是例外。
Many species face extinction due to human activities.
许多物种因人类活动面临灭绝。
灭绝不一定是永远的。
The extinction of the dinosaurs was a major event in Earth's history.
恐龙灭绝是地球历史上的重大事件。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.