pulley
名词
UK/ˈpʊl.i/
US/ˈpʊl.i/
定义 pulley 名词
- Countable(可数名词)
A device consisting of a wheel with a grooved rim in which a rope or cable can run, used to lift or move heavy objects.
滑轮
The crane used a system of pulleys to lift the steel beam to the top.
起重机使用了一组滑轮系统将钢梁提升到顶部。
He used a pulley to haul the heavy lumber up to the treehouse.
他使用滑轮将沉重的木材拉到树屋上。
They used a pulley system to raise the sail.
他们使用滑轮系统升起了船帆。