ozone layer
US /ˈoʊ.zoʊn ˌleɪ.ər/
UK /ˈoʊ.zoʊn ˌleɪ.ər/
名词
1.
臭氧层
a layer in the earth's stratosphere at an altitude of about 10 km (6 miles) containing a high concentration of ozone, which absorbs most of the ultraviolet radiation reaching the earth from the sun.
示例:
•
The depletion of the ozone layer is a major environmental concern.
臭氧层的损耗是一个主要的环境问题。
•
Scientists are monitoring the recovery of the ozone layer.
科学家正在监测臭氧层的恢复情况。
在 Lingoland 学习这个单词