单词	perhalogen
释义	perhalogen adjective per·​halogen "+ : containing a relatively high proportion of halogen Word History Etymology per- + halogen
随便看	doublespeaker doublespeakers doublespeaks doublest doublet doublethink doublethinks doubleton doubletone doubletons doubletree doubletrees doublets Doublette doublettes doublewides doublier doubliest doubling doubling (as) doubling (back) doubling (in) doubling as doubling back doubling cube

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