| 单词 | turn-beam |
| 释义 | > as lemmasturn-beam turn-beam n. the drum of a windlass. ΘΠ society > occupation and work > equipment > lifting or hoisting equipment > [noun] > winch or capstan > drum or barrel of barrel?1518 roller1609 turn-tree1653 turn-beam1679 tympanum1704 capstan-barrel1706 rope barrel1797 rope roll1811 1679 Philos. Coll. (Royal Soc.) No. 1. 7 The turn~beam which hangs over the shaft has been thrown off its frame by the force of it [explosion]. 1828 Webster Amer. Dict. Eng. Lang. at Jigpin A pin used by miners to hold the turn-beams, and prevent them from turning. < as lemmas |
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