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听说现在的紫外线比几十年前强,因为臭氧层破坏
-若拙-
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10/22/2019 postreply
10:03:08
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+1嗯,不能一概而论。阳光UV index也是分强度级别的。。
-pickshell-
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10/23/2019 postreply
05:12:01
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