| 单词 | guide-pulley |
| 释义 | > as lemmasguide-pulley guide-pulley n. (a) Oval-turning a pulley by means of which motion is communicated to the guide (sense 6b); (b) a pulley over which a band or cord is passed, where its course is altered or where it needs support. ΚΠ 1680Guide-pulley [see sense 6b]. 1825 ‘J. Nicholson’ Operative Mechanic 428 One of the guide pullies for the endless rope. < as lemmas |
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