吃透英语课本，提升在校竞争力
n. 灭绝；消亡
species in danger of extinction
有灭绝危险的物种
They were hunted almost to extinction.
它们遭受猎杀，几近灭绝。
An operation is beginning to try to save a species of crocodile from extinction.
一项行动正在展开来拯救一个鳄鱼种类使其免遭灭绝。
Their traditional way of life seems doomed to extinction.
他们的传统生活方式似乎注定要消亡。
Conservationists are trying to save the whale from extinction.
生态环境保护工作者正努力挽救鲸类以防止其灭绝。
arc extinction
消弧，灭弧
extinction angle
消光角
fire extinction
灭火
mass extinction
大量消亡
extinction coefficient
消光系数
light extinction
消光；消光法
extinction ratio
消光比；消减比率
n.消失；消灭；废止
evaporation
disappearance
考纲分布
n. 物种灭绝
考纲释义
真题例句
Already well over 400 of the total of 6, 800 languages are close to extinction (消亡), with only a few elderly speakers left.
在总共6800多种语言中，有超过400种语言濒临消亡，这些语言只剩下极少数老人在使用。
[2018 全国卷1 阅读理解]
1 ...accelerating the extinction of native languages...
2016.6 CET6 听力题
2 ...government bureaucracy has contributed to turtles’ extinction...
2009.6 CET6 阅读理解
