翻译
  • 简明词典
  • 柯林斯词典
  • AI释义
  • AI解词
  • 牛津词典
  • on-off switch

    • [ˈɔnɔf switʃ]

    释义

    • [化] 换向开关,双位开关
  • 实用场景例句

    • 全部

    An on - off switch allows current to flow only when it is in the closed ( on ) position.

    对,使开关电流流只有当它在禁闭 ( 上 ) 的立场.

    互联网

    An on - off switch with pilot light , reversing switch and power rheostat are mounted on the base.

    开关还附有指示灯, 转换装置及电阻在底座上.

    互联网

    收起实用场景例句
  • 英英释义

    Noun

    • 1. a hinged switch that can assume either of two positions
    收起英英释义