pulleys怎么读，pulleys的音标和真人发音
pulleys是什么意思，pulleys的意思是
n.滑轮（组），滑车( pulley的名词复数 )；皮带轮
pulleys 的用法和双语例句“点击”或“选中”例句中的单词，就可以看到词义解释
- The vanishing of electric motors may serve as an instructive example : at the turn of the century , a typical workshop or factory contained a single engine that drove dozens or hundreds of different machines through a system of shafts and pulleys .
- 电子发动机的消失或许可以作为一个指导性的示范：世纪之交，一个典型的作坊或者工厂包括一个单独的能够通过一个竖井和滑轮的系统来驱动几十个或几百个不同机器的引擎。
- Ms wu now uses pulleys to lift food and water into her house .
- 现在，吴苹用滑轮将食物和水吊进房子里面。
- Last of all to disappear were the sounds of building ; the echo of brick on brick and the continual whine of pulleys .
- 最后消失的是建造的声音；砖头碰砖头的回声和连续不断的滑车的嘎嘎声。
- Kids learn about the properties of ramps , levers , wheels and pulleys .
- 孩子们学习滑坡，杠杠，轮子，滑轮的特点和性能。
- The wright brothers did this using a system called wing warping , which relied on pulleys and cables to twist the wings into a different shape .
- 莱特兄弟通过一个叫做“机翼扭曲”的装置来完成这一切，该装置通过滑轮和线缆将机翼弯曲成不同的形状。