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pulley ['puli]
基本释义
- n. 滑车,滑轮
词形变化
- 复 数:pul·leys
常用短语
参考例句
- Pass the rope over the pulley.
把绳子穿过滑轮。 - Shaped like a pulley.
滑车形的形状象滑车的 - 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 lifting device is a system of ropes and pulleys.
这种起重装置是由缆索和滑轮组成的. - Levers and pulleys are simple machines.
杠杆和滑轮是简单机械。
- Pass the rope over the pulley.
英英解释
1个名词解释
- a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope
[同] block, pulley, pulley-block
- a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope