柯林斯词典等级:1 级;
[电] 臭氧层
词型变化:名词复数形式 : ozone layers

ozone layer的用法和样例:

例句

用作名词(n.)
  1. It has made a very big hole in the ozone layer.它已经使臭氧层出现了一个非常大的空洞。
【近义词】

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