polyhalogenated多: many; much; more卤化: halogenate的: 4次方是 The fourth power of 2 i ...多卤化: polyhalogenation多卤化苯: benzene polyhalide下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:多卤化的，即可在微信中查询翻译
