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单词 ozone-hole
释义

ozone hole

noun
/ˈəʊzəʊn həʊl/
/ˈəʊzəʊn həʊl/
  1. an area in the ozone layer where the amount of ozone has been very much reduced so that harmful radiation from the sun can pass through it臭氧洞Topics The environmentc2, Spacec2
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更新时间:2025/2/15 2:39:29