这个句子没有两个in,第2个in是is之误,正确的句子如下:
Even nitrogen,which is a gas in its elemental state,is normally absorbed from the soil as nitrate ions.
意思:即使是氮(常态下是一种气体),也是通常从土壤中以氮离子的形式被吸收的.
这个句子没有两个in,第2个in是is之误,正确的句子如下:
Even nitrogen,which is a gas in its elemental state,is normally absorbed from the soil as nitrate ions.
意思:即使是氮(常态下是一种气体),也是通常从土壤中以氮离子的形式被吸收的.