關於SinceJanuary2013many的百科

• SinceJanuary2013,manycitiesinChinahaveseenalotoffoggyda...

• 問題詳情：SinceJanuary2013,manycitiesinChinahaveseenalotoffoggydays.InBeijing,onlyfivedaysinJanuarywerefreeofsmog(霧霾).What’sthedifferencebetweenfogandsmog?Accordingtoscientists,fogismadeupoftiny(微小的)dropsofwaterandalsoiceparticles(顆粒)duringvery...
• 2020-10-1814579