翻译
  • 简明词典
  • 柯林斯词典
  • AI释义
  • AI解词
  • 牛津词典
  • pulley-block

    • 英 ['pʊli:bl'ɒk]
    • 美 ['pʊlibl'ɒk]

    释义

    • [医]滑轮组,滑车组,手拉吊挂
  • 实用场景例句

    • 全部

    The elevation and fall of the load is controlled by a cylinder driven pulley block.

    负载的升降是通过气缸驱动滑轮组实现.

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  • 英英释义

    Noun

    • 1. a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope
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