block and tackle什么意思

I finally hoisted him up with a block and tackle.我最终用滑轮组把他拉了上去。The ropes were tensioned using block and tackle.绳子通过滑轮拉紧.Block and tackle: Combination of pulleys with rope or cable, commonly used to augment pulling force....

block and tackle的音标：block and tackle的英式发音音标为：[blɔk ænd 'tækl]block and tackle的美式发音音标为：[blɑk ənd 'tækəl]...