CFCs are the chief destroyers of the ozone layer.
氯氟烃是破坏层
元凶。
CFCs are the chief destroyers of the ozone layer.
氯氟烃是破坏层
元凶。
The ozone layer surrounding the earth protects our skin from being hurt by the ultraviolet rays.
环绕地球层保护着我
皮肤免受
伤害。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件观点;若发现问题,欢迎向我
指正。