block and tackle

音標(biāo)發(fā)音

• 英式音標(biāo) [?bl?k ?n ?t?k.?l]
• 美式音標(biāo) [?blɑ?k ?n ?t?k.?l]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• 滑車組；滑輪組

同根派生

• block and tackle相關(guān)詞

英漢例句

雙語例句

• I finally hoisted him up with a block and tackle.
  我最終用滑輪組把他吊了上去。
• The drilling line is reeled over the crown block and traveling block to gain mechanical advantage in a "block and tackle" or "pulley" fashion.
  鑽井用鋼絲繩通過天車和遊動滑車以滑輪組的形式獲得機(jī)械上傚益。
  www.infopetro.com.cn
• The problem about mechanical efficiency of tackle-block is the key point in junior high school mechanics and also the difficult point.
  滑輪組機(jī)械傚率問題是初中力學(xué)中的重點，也是初中力學(xué)解題的難點。

權(quán)威例句

• If an advertiser chooses to merely block and tackle, lacking human relevance, his message will die a quick death.
  FORBES: gyroVoice: Less Fartsy, More Artsy: The Evolution of Advertising Into an Art Form

• block and tackle更多例句

詞組短語

短語

• block k and tackle 滑輪組
• chain block and tackle 倒鏈滑車組
• block and tackle arrangement 起下用滑車系統(tǒng)
• block and tackle system 滑輪組
• block -and-tackle 複滑車;滑車組

• block and tackle更多詞組

英英字典

劍橋英英字典

• 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

• block and tackle劍橋字典
• block and tackle柯林斯字典

專業(yè)釋義

機(jī)械工程

• 滑車

地球科學(xué)

• 滑輪組