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Meanings and definitions of "オゾン層"
Definitions
- 成層圏の中の（高度約20マイル）層で、太陽からの紫外線の大部分を防ぐ濃度のオゾンを含む
- a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun