| 单词 | lag-screw |
| 释义 | > as lemmaslag-screw lag-screw n. (a) a flat-headed screw used to secure lags to cylinders or drums; (b) U.S. = coach-screw vb. at coach n. and adv. Compounds 8. ΚΠ 1873 J. Richards On Arrangem. Wood-working Factories 26 Almost any kind of shafting can be hung with safety on wood screws, or lag screws. < as lemmas |
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