extinction
英 /ɪk'stɪŋkʃn/美 /ɪk'stɪŋkʃən/
释义
n. 消失, 消灭, 废止\n[化] 消光; 熄灭 extinction ratio 消光比；消减比率 extinction coefficient 消光系数 mass extinction 大量消亡
例句
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。
英 /ɪk'stɪŋkʃn/美 /ɪk'stɪŋkʃən/
n. 消失, 消灭, 废止\n[化] 消光; 熄灭 extinction ratio 消光比；消减比率 extinction coefficient 消光系数 mass extinction 大量消亡
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。