| 单词 | potence file |
| 释义 | > as lemmaspotence file potence file n. ΚΠ 1854 Cycl. Useful Arts I. 642/2 Hand files,..when small, pottance files. 1884 F. J. Britten Watch & Clockmakers' Handbk. (new ed.) 214 The size of the potence file most generally used is four inches long. 1958 W. J. Gazeley Watch & Clock Making & Repairing (ed. 2) i. 2 A watchmaker's files are innumerable, but such files as the pillar, pottance, 3-square, square, rat-tail, ridgeback, crossings, rounding-up, fast-cutting and smooth are common to both jobs. < as lemmas |
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