《英漢醫(yī)學(xué)詞典》mercury line of the gum 齦汞線 gum line: 齦線line gum: 齦線mercury line: 水銀線bismuth line of the gum: 齦鉍汞線blue line of gum: 藍(lán)齦下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯