字典網>> 英漢字典>> Y開頭詞條>>Y-valve的意思 漢英字典Y-valve中文翻譯：【化】 角閥Z 英文字典相關詞條：yeast milk Yale Yersin's serum You can't make an omelette without breaking eggs yak Yefimov's test yeast extract yellow wax yard stick standard cost Yersin's type