词汇	provenance nature
释义	provenance nature 物源区性质
随便看	different communities different comparison different competition strategies different concentration different concentrations different conclusion different conclusions different condition Different conditionlive through the winter different conditions different connecting ways different conservational tillage methods Different constant temperature different container different continental and sea media different coststructure different cost structure different countries and areas Different covering methods different crowd different crowds different cuhivars different cultivars Different cultivation different cultivation intensity