block and tackle

单词block and tackle

基本解释

n.: 滑轮组；滑车组
网络: 滑轮和滑车组；滑车设备；滑轮和复滑轮组

权威解释

• 滑轮组；滑车组:

  a piece of equipment for lifting heavy objects, which works by a system of ropes and pulleys (= small wheels around which the ropes are stretched)

英汉解释

• 滑车组

• 复滑车

• 滑轮组

例句

• Block and tackle: Combination of pulleys with a rope or Cable, commonly used to augment pulling force.

  滑轮和滑车组：带绳索和缆绳的滑轮组，通常用于增大拉力。

• Raised, lowered, or positioned equipment, tools, and materials for installation or use using hoist, handline , or block and tackle.

  用吊车、手线或滑轮组及辘轳，将要装置或使用的设备、工具，及材料，升高、降低或放好位置。

• The other boats are still equipped with block and tackle systems, which are much less efficient.

  其他帆船还在使用效率较低的滑轮系统。

• These block and tackle skills will serve you well.

  这些技巧都能帮你做得更好。

• It has to be tall because it is like a giant block and tackle and we have to lower into the ground

  井架必须很高，因为它像一个巨型滑轮组。我们必须把很长的钻杆一节节地钻入地下，

• A demonstrative experiment disclosing the essence of block and tackle

  揭示滑轮本质的演示实验