基本解释空載；零線英汉例句雙語例句The last of Pelops' sons has perished! The royal line of Argos has been severed, and all their efforts have been for naught.最後珀羅普斯的兒子也倒下了！去阿爾戈斯線路已經被切斷，現在所有的一切努力都是徒勞。naught line更多例句专业释义動力與電氣工程零線