| 词汇 | pulley |
| 释义 | pul·leyBrE /ˈpʊli/ NAmE /ˈpʊli/ noun a wheel or set of wheels over which a rope or chain is pulled in order to lift or lower heavy objects 滑轮；滑轮组；滑车◆ a system of ropes and pulleys 绳索滑轮系统 |
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