extinct

extinct

形容词： 1. 不再存在的；灭绝的 2. 熄灭的；熄灭状态的 名词： 1. 灭绝的动物或植物 2. 灭绝的语言或文化

词语辨析：

extinct与dead的区别在于，extinct表示“不再存在的；灭绝的”，侧重于物种或事物完全消失，而dead表示“已死的”，侧重于个体生命的终结。

词汇扩充：

1. extinction：灭绝 2. extinct volcano：死火山 3. become extinct：灭绝

近义词：

1. vanished：消失的 2. no longer existing：不复存在的 3. gone：已经消失的

反义词：

1. existing：存在的 2. alive：活着的 3. thriving：繁荣的

柯林斯词典：

extinct (ɪkˈstɪŋkt) 1. 形容词： If a type of animal or plant is extinct, there are no more living examples of it. 例句：Many species have become extinct in recent historical times. 译文：许多物种在近代历史时期已经灭绝了。 An extinct volcano is one that is not likely to erupt again. 例句：Volcanologists have studied extinct volcanoes to better understand volcanic processes. 译文：火山学家研究了死火山以更好地理解火山活动过程。 2. 名词： An extinct is an extinct animal or plant. 例句：Scientists are working to prevent the extinction of endangered species. 译文：科学家们正在努力防止濒临灭绝物种的灭绝。 The extinction of a species is the death of the last individual of that species. 例句：The extinction of the dodo bird is often cited as an example of human-caused extinction. 译文：渡渡鸟的灭绝常常被引用为人为灭绝的例子。

牛津词典：

extinct (/ɪkˈstɪŋkt/) 形容词： 1. (of a species, family, or other larger group) having no living members. 例句：The great auk is now extinct. 译文：大海雀现在已经灭绝了。 2. (of a volcano) no longer liable to erupt; dormant. 例句：Extinct volcanoes can still be identified by analyzing their geological features. 译文：通过分析地质特征，可以确定死火山。 名词： 1. an extinct animal or plant. 例句：The museum has a collection of fossils from extinct species. 译文：博物馆收藏有一些已灭绝物种的化石。 2. the state or process of a species, family, or other larger group being or becoming extinct. 例句：Human activities are contributing to the rapid extinction of many species. 译文：人类活动正在加速许多物种的灭绝过程。

用法：

1. The dodo bird is an example of an extinct species.
渡渡鸟是一个灭绝物种的例子。 2. The volcano has been classified as extinct for centuries.
这座火山已经被归类为死火山已有几个世纪了。 3. The extinction of dinosaurs occurred millions of years ago.
恐龙的灭绝发生在几百万年前。 4. Many ancient languages are now extinct.
许多古老的语言现在已经灭绝了。 5. The rapid loss of biodiversity is leading to the extinction of numerous species.
生物多样性的迅速丧失正在导致许多物种的灭绝。 6. Efforts are being made to prevent the extinction of endangered animals.
正在努力防止濒危动物的灭绝。 7. The eruption of the volcano caused the extinction of nearby plant life.
火山的喷发导致附近的植物灭绝。 8. The extinction of a species can have significant ecological consequences.
物种的灭绝可能具有重要的生态后果。 9. Scientists are studying the fossils of extinct animals to learn more about their ancient habitats.
科学家们正在研究已灭绝动物的化石，以了解它们古代的栖息地。 10. The IUCN Red List provides information on the conservation status of endangered and extinct species.
国际自然保护联盟红色名录提供了有关濒危和灭绝物种的保护状况的信息。

例句：

1. The dodo bird is now extinct.
2. Efforts are being made to prevent the extinction of endangered species.
3. Many ancient languages are now extinct.
4. Scientists are studying the fossils of extinct animals to learn more about their ancient habitats.
5. The rapid loss of biodiversity is leading to the extinction of numerous species.
6. The extinction of dinosaurs occurred millions of years ago.
7. The eruption of the volcano caused the extinction of nearby plant life.
8. The museum has a collection of fossils from extinct species.
9. The great auk is now extinct.
10. Human activities are contributing to the rapid extinction of many species.
11. The extinction of a species can have significant ecological consequences.
12. Volcanologists have studied extinct volcanoes to better understand volcanic processes.
13. The IUCN Red List provides information on the conservation status of endangered and extinct species.
14. Extinct volcanoes can still be identified by analyzing their geological features.
15. The extinction of the dodo bird is often cited as an example of human-caused extinction.
16. The volcano has been classified as extinct for centuries.
17. The extinction of a species is the death of the last individual of that species.
18. Many species have become extinct in recent historical times.
19. There is concern about the potential extinction of certain rare plant species.
20. The extinction of certain pollinator species could have a negative impact on crop production.