extinctions
基本解释
(extinction 的复数) n. 消失, 消灭, 废止
[化] 消光; 熄灭
英文释义
plural of extinction
n. no longer active; extinguished
n. no longer in existence
n. the reduction of the intensity of radiation as a consequence of absorption and radiation
词形变化
上一个单词：extinction voltage
下一个单词：extinctive