单词 | gouge-bit |
释义 | > as lemmasgouge-bit gouge-bit n. a bit shaped at the end like a gouge. ΚΠ 1794 D. Steel Elements & Pract. Rigging & Seamanship I. 151 Gouge bit, a bit smaller than a centre-bit, with a hollow edge at its end like a gouge. 1815 J. Smith Panorama Sci. & Art I. 115 The gouge-bit is best adapted for boring small holes in soft wood. 1882 Rep. Precious Metals (U.S. Bureau of Mint) 581 A double-gouge bit is used with this machine. < as lemmas |
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