purity n.純粹，純潔; 清白沒有罪
【類】adulterate:purity＝enervate:vigor
攙假消除純粹＝使衰弱消除活力
distill:purity＝leaven:volume
蒸餾提高純度＝發酵提高體積
alloy:purity＝thin:density
攙假降低純度＝使稀薄降低密度
synopsis:conciseness＝distillate:purity
大綱簡潔＝蒸餾物純潔