字典網>> 英漢字典>> Q開頭詞條>>quaternary compound的意思 漢英字典quaternary compound中文翻譯：【醫】 四元化合物 相關詞條：quaternary ammonium hydrate quaternary alloy quaternary ammonium salt quaternary halide quaternary multiplication quaternary ammoniun compounds quaternary ammonium hydroxide quaternary operator quaternary tree quaternary signaling