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单词 opening-bit
释义

> as lemmas

opening-bit
opening-bit n. Obsolete rare a tapering tool for widening an aperture.
ΚΠ
1875 E. H. Knight Amer. Mech. Dict. II. 1561/2 Opening-bit, a broach or reamer. A tapering tool with anuglar sides for widening an aperture.
extracted from openingadj.
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as lemmas
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更新时间:2024/12/24 22:02:07