pulley
/ˈpʊli/ 名词 B2中文： 滑车、滑轮
- One of the simple machines; a sheave, a wheel with a grooved rim, in which a pulled rope or chain lifts an object (more useful when two or more pulleys are used together, as in a block and tackle arrangement, such that a small force moving through a greater distance can exert a larger force through a smaller distance).
- Annular ligament of the finger.
复数 pulleys
来自图书馆
One of the sailors leaped on shore, a cord creaked as it ran through a pulley, and Dantès guessed they were at the end of the voyage, and that they were mooring the boat.
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