| 单词 | ozone hole |
| 释义 | ozone hole ozone hole n.（名词）An area of the ozone layer, such as the large area over Antarctica or the smaller area over the North Pole, that periodically becomes depleted of ozone.臭氧层破洞：会出现周期性臭氧破洞的臭氧层区域，如位于南极洲上空大块区域与北极上空小块区域 |
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