pulley
US /ˈpʊl.i/
UK /ˈpʊl.i/
名词
1.
滑轮
a wheel with a grooved rim around which a cord passes, used to raise heavy weights
示例:
•
The workers used a pulley to lift the heavy crates to the second floor.
工人们用滑轮把沉重的板条箱吊到二楼。
•
The pulley system makes it much easier to move heavy objects.
滑轮系统使移动重物变得容易得多。
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