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n.[化学]纯度；纯洁，纯净；清洁，清白，清廉；（语言）纯正 双语释义：n.(名词)[U]纯，纯洁，纯正，洁净 the quality or state of being pure英英释义： purity[ 'pjuəriti ]n.being undiluted or unmixed with extraneous material同义词：purenessthe state of being unsullied by sin or moral wrong; lacking a knowledge of
