Yahoo香港字典 搜尋

  1. pulley block

    • IPA[ˈpo͝olē bläk]
    • n.
      a block or casing in which one or more pulleys are mounted.
    • noun: pulley block, plural noun: pulley blocks

    • 更多解釋
    • n.
      a block or casing in which one or more pulleys are mounted.

    Oxford Dictionary