字典網>> 英漢字典>> S開頭詞條>>single-j groove的意思 漢英字典single-j groove中文翻譯:【機】 單J形槽single-j groove字典網相關詞條:single V-groove single-wire line single contact key single-handed single acting compressor single bond single-head system single cylinder engine single arm anvil single-length