流逝汉英词典

block and tackle

B 开头单词

音标发音

  • 英式音标 [ˌblɒk ən ˈtæk.əl]
  • 美式音标 [ˌblɑːk ən ˈtæk.əl]
  • 英式发音
  • 美式发音

基本解释

  • 滑车组；滑轮组

同根派生

     

英汉例句

    双语例句

  • I finally hoisted him up with a block and tackle.
    我最终用滑轮组把他吊了上去。
  • The drilling line is reeled over the crown block and traveling block to gain mechanical advantage in a "block and tackle" or "pulley" fashion.
    钻井用钢丝绳通过天车和游动滑车以滑轮组的形式获得机械上效益。
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  • The problem about mechanical efficiency of tackle-block is the key point in junior high school mechanics and also the difficult point.
    滑轮组机械效率问题是初中力学中的重点，也是初中力学解题的难点。

    • 权威例句

  • If an advertiser chooses to merely block and tackle, lacking human relevance, his message will die a quick death.
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词组短语

    短语

  • block k and tackle 滑轮组
  • chain block and tackle 倒链滑车组
  • block and tackle arrangement 起下用滑车系统
  • block and tackle system 滑轮组
  • block -and-tackle 复滑车;滑车组

英英字典

    剑桥英英字典

  • a device for raising objects off the ground, consisting of one or more small wheels with a rope or chain going around them, connected to a high part of a building

    • 柯林斯英英字典

  • a hoisting device in which a rope or chain is passed around a pair of blocks containing one or more pulleys. The upper block is secured overhead and the lower block supports the load, the effort being applied to the free end of the rope or chain

专业释义

    机械工程

  • 滑车

    • 地球科学

  • 滑轮组