“不纯”的英语

许多蕴藏量太小, 质地太不纯.Many of the deposits are too small, too impure.主张语文纯正的人哀叹语言趋于不纯.Purists bemoan the corruption of the language.以为亚细胞组分很纯而实际不纯的情况,一直是植物化学家感到难办的问题.The impurity of supposedly pure subcellular fractions is a co...