block and tackle

block and tackle 基本解释

[机] 滑车组

词组短语

1、block-and-tackle 滑车组；滑轮组

block and tackle 用法和例句

1、The ropes were tensioned using block and tackle.

绳子通过滑轮拉紧。

2、The dynamic analyses of block and tackle hoist

滑轮组系统动力学仿真

3、I finally hoisted him up with a block and tackle.

我最终用滑轮组把他拉了上去。

4、A demonstrative experiment disclosing the essence of block and tackle

揭示滑轮本质的演示实验

5、A block and tackle is needed to lift that heavy machine.

要吊起那么重的机器需要使用一个滑轮组。

6、It has to be tall because it is like a giant block and tackle

井架必须很高, 因为它像一个巨型滑轮组。

7、Hoisting mechanism including electric motor, brake, reduction gear, reel and block and tackle.

起升机构包括电动机，制动器，减速器，卷筒和滑轮组。

重点词汇

block n. 块；街区；<英>大楼，大厦；障碍物，阻碍 vt. 阻止；阻塞；限制

tackle n. 用具，装备；索具；阻挡；阻截队员 vt. 着手处理；[橄榄球]擒住并摔倒（一名对方球员）；给（马）配上挽具 vi. 擒住并摔倒一名对手