滑轮组的英文：
pulley block

参考例句：
  • A pulley or a system of pulleys set in a casing.
    滑轮，滑轮组安装在机械外壳中的滑轮或滑轮组
  • I finally hoisted him up with a block and tackle.
    我最终用滑轮组把他吊了上去。
  • 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。
  • "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。
pulley是什么意思：
n. 滑轮（组），滑车，皮带轮
  • The pulley is considered one of the five simple machines.
    滑轮被认为是五种简单机械之一。
  • The engineers worked out the Math and designed a system of nylon ropes and pulleys.
    工程师们从数学上进行了论证，并设计出一个由尼龙绳子和滑轮构成的工作系统。
  • Blend Rational Bézier Fit in Reversing Production of Idler Pulley
    导轮逆向生产中的混合有理bézier曲面拟合
  • The pulley of the clothes line jumped the track and Mother's washing fell down.
    晾衣服绳子的滑轮脱绳了，妈妈洗的衣服掉了下来。
  • The rope slipped from my hands and coiled itself around the pulley.
    绳子从我手中滑落绕在滑轮上。
block是什么意思：
n. 块；阻碍；街区；大楼
v. 阻止；阻塞；限制
  • Block a hat; block a garment.
    制造一个帽子；制造一件衣服。
  • The shop assistant recommended the alphabet block and arithmetic block.
    售货员推荐了字母表积木和算术积木。
  • hollow block construction
    空心砖结构
  • hollow concrete block
    水泥空心砖
  • To run(trains)on a block system.
    用闭塞制管理（列车）

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