来自段智勇的问题
我的英作文WhatcausesLungCancerThereareseveralwaystocauseslungcance这是第一段我忘了打烦请您再过目Thereareseveralwaystocauseslungcancer.First,onemajorreasonisairpollutionleadtolungcancersuchassmoking
我的英作文WhatcausesLungCancerThereareseveralwaystocauseslungcance
这是第一段我忘了打烦请您再过目Thereareseveralwaystocauseslungcancer.First,onemajorreasonisairpollutionleadtolungcancersuchassmoking.Thematerialsofcigarettearerelatedtotobaccoleaveswithtoxicsubstancesandchemicalcarcinogen;thereforeitcancauseheavysmokergethigherprobabilityofthelungcancer.Especially,althoughyouareanon-smoker,youmighthavechancetogetlungcancerbypassivessmoking.
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2020-05-29 10:47