Read Edit View history 臭氧洞 chòuyǎngdòng ozone hole Origin Definitions Defs Strokes Stroke Words Sentences Sents 臭氧洞 chòuyǎngdòng ozone hole noun A region of the atmosphere where the concentration of ozone is significantly reduced, allowing harmful ultraviolet radiation to reach the Earth's surface; short for 臭氧层空洞 chòuyǎngcéngkōngdòng 我以为臭氧洞正在恢复？ wǒ yǐwéi chòuyǎngdòng zhèngzài huīfù? I thought the ozone hole was recovering? Cross-References Abbreviation of 臭氧层空洞 chòuyǎngcéngkōngdòngSame as 臭氧空洞 chòuyǎngkōngdòng
臭氧洞 chòuyǎngdòng ozone hole noun A region of the atmosphere where the concentration of ozone is significantly reduced, allowing harmful ultraviolet radiation to reach the Earth's surface; short for 臭氧层空洞 chòuyǎngcéngkōngdòng 我以为臭氧洞正在恢复？ wǒ yǐwéi chòuyǎngdòng zhèngzài huīfù? I thought the ozone hole was recovering? Cross-References Abbreviation of 臭氧层空洞 chòuyǎngcéngkōngdòngSame as 臭氧空洞 chòuyǎngkōngdòng