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mùlù ·yīngwénjièshì ·fǎwénjièshì ·jìnyící ·xiàngguāncí ·gèngduōjiéguǒ... yīngwénjièshì :  foreign body,  foreign matter,  impurities n.:  alloy,  contaminant,  crud,  heterogeneity,  impurity,  sifting,  foreign substance,  contamination,  substancepresent in another substance that makes it of poor quality,  inpurity fǎwénjièshì n.  impureté jìnyící wū rǎn wù xiàngguāncí wū rǎn wù yè yā quē xiàn zhōng xīn bàn dǎo tǐ huà hé wù bàn dǎo tǐ bàn dǎo tǐ cái liào bàn dǎo tǐ wù lǐ wēi diàn zǐ gōng yì zài liú zǐ