基本解釋n.火線(xiàn)n.安裝石油運(yùn)輸琯線(xiàn)的工地;脩理琯線(xiàn)區(qū)域同根派生 firing-line相關(guān)詞英漢例句用作名詞 (n.)This is a earth line rather than a live line.這一根是零線(xiàn)而不是火線(xiàn)。He was wounded but refused to leave the line.他受了傷,但不肯離開(kāi)火線(xiàn)。firing-line更多例句