be extinct
表示当前状态。
Many species are extinct.
许多物种已经灭绝。
灭绝的；绝种的
（火山等）不再活跃的；不再喷发的；废弃的；过时的；消亡的；熄灭的；被压抑的；（放射性同位素）已衰变尽的；衰亡的；(指感情、人的精神、事态等)像火一样被熄灭的；被压抑的；被压制的。
no longer in existence; having no living members or representatives
(指感情、人的精神、事态等)像火一样被熄灭的；被压抑的；被压制的。
Of feelings, a person's spirit, a state of affairs, etc.: put out, as if like a fire; quenched, suppressed.
不再存在；灭绝或特别是已灭绝无生物代表
no longer in existence; lost or especially having died out leaving no living representatives
(指习俗、观念、法律和法定权利、机构、组织、语言等)不再存在或使用的；已废弃的；已停止的；过时的；特指贵族头衔:不再有合格的人拥有它。
Of customs, ideas, laws and legal rights, offices, organizations, languages, etc.: no longer existing or in use; defunct, discontinued, obsolete; specifically, of a title of nobility: no longer having any person qualified to hold it.
(如火山)永久不活跃
(of e.g. volcanos) permanently inactive
(指动植物物种或类群、人群、家族等)没有活着的成员、代表或后代的；已灭绝的。
Of an animal or plant species or group of species, a group of people, a family, etc., having no living members, representatives, or descendants.
熄灭或已冷却
being out or having grown cold
(地质特征)不再活动的；(火山)不再喷发的。
Of a geological feature: no longer active; specifically, of a volcano: no longer erupting.
(放射性同位素)因半衰期较短而完全衰变,不再天然存在的。
Of a radioisotope: no longer occurring primordially due to having decayed away completely, because it has a relatively short half-life.
Many species of dinosaurs became extinct millions of years ago.
许多恐龙物种在数百万年前灭绝了。
用法提示：形容词作表语，表示‘灭绝的’
AI contextual example
Efforts to protect endangered animals aim to prevent them from becoming extinct.
保护濒危动物的努力旨在防止它们灭绝。
用法提示：形容词作表语，表示‘灭绝的’
AI contextual example
The volcano is considered extinct, as it has not erupted for thousands of years.
这座火山被认为是一座死火山，因为它已有数千年没有喷发。
用法提示：形容词作定语，表示‘熄灭的、不再活跃的’
AI contextual example
表示当前状态。
Many species are extinct.
许多物种已经灭绝。
强调从生存到灭绝的变化过程。
Dinosaurs went extinct millions of years ago.
恐龙在数百万年前灭绝了。
与 'go extinct' 类似，但更正式。
If we don't act, these animals will become extinct.
如果我们不采取行动，这些动物将会灭绝。
表示濒临灭绝。
This plant is nearly extinct in the wild.
这种植物在野外几乎灭绝了。
多指生物或语言等不再存在，比extinct更常见于日常语境
强调突然消失，不如extinct正式
口语中常用，不如extinct精确用于物种灭绝
可指物种消失，但更常用于物品丢失
多指机构、组织或法律等不再存在，正式用词
grammar · medium
易错句子Many animals have extincted.
正确表达Many animals have become extinct.
extinct是形容词，不能用作动词；应使用become extinct表示‘变得灭绝’。
grammar · medium
易错句子This species extinct.
正确表达This species is extinct.
形容词extinct前需要系动词is，构成主系表结构。
'extinct'是形容词，表示灭绝的、不再存在的；'extinguish'是动词，表示扑灭、熄灭或消灭。使用时要根据词性选择。
灭绝；绝种
Many species have become extinct due to human activities.
许多物种因人类活动而灭绝。
灭绝物种
The dodo is a well-known extinct species.
渡渡鸟是一种众所周知的灭绝物种。
死火山
Mount Fuji is classified as an extinct volcano.
富士山被归类为死火山。
走向灭绝
If we don't protect them, these animals may go extinct.
如果我们不保护它们，这些动物可能会走向灭绝。
ex-（向外） + stinct（刺，熄灭） + -t（过去分词后缀）
ex-（向外） + stingu（熄灭） + -ish（动词后缀）
dis-（分开） + stinct（刺，分开） + -t（形容词后缀）
已灭绝的史前动物，常与灭绝一词同现
休眠或死火山常被形容为 extinct
灭绝通常指物种从地球上消失
灭绝物种的证据常以化石形式存在
像渡渡鸟一样灭绝（完全消失）
That old tradition is now as extinct as the dodo.
那个古老的传统现在像渡渡鸟一样灭绝了。
死火山（比喻曾经活跃但已失去活力的事物）
His passion for painting has become an extinct volcano.
他对绘画的热情已经变成了一座死火山。
灭绝
Many species may go extinct due to climate change.
许多物种可能因气候变化而灭绝。
灭绝不是选项！
In the movie, Sid the sloth yells "Extinct is not an option!" to motivate his friends.
在电影中，树懒希德大喊“灭绝不是选项！”来激励朋友们。
别担心，它已经灭绝了。
Homer says "Don't worry, it's extinct" about a strange bird, implying it poses no danger.
霍默对一只奇怪的鸟说“别担心，它已经灭绝了”，暗示它没有危险。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.