troublesome impurity英语标准发音:troublesome impurity英式发音:美式发音:翻译中文有害杂质troublesome impurity - 基本释义[词典1]有害杂质;难除(掉的)杂质troublesome impurity - WEB词典troublesome impurity有害杂质 参考资料: 1.百度翻译:troublesome impurity2.有道词典:troublesome impurity3.爱词霸:troublesome impurity