The ozone layer in Earth's upper atmosphere has stopped thinning, concludes a new report.

根据最新一项研究报告表明，地球上空的大气臭氧层开始停止变薄。

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The ozone layer in Earth's upper atmosphere has stopped thinning, concludes a new report.

根据最新一项研究报告表明，地球上空的大气臭氧层开始停止变薄。

youdao