单词 | mortise bolt |
释义 | > as lemmasmortise bolt mortise bolt n. a bolt that fits into a mortise; spec. one used to secure a door. ΚΠ 1857 Sci. Amer. 28 Mar. 226/3 Fifth, I claim the manner of securing the gravers..and bringing them to the exact position in the stocks..by means of the mortise bolt. 1875 E. H. Knight Amer. Mech. Dict. II. 1480/2 Mortise-bolt, one let into a mortise in a door. 1997 Whitby Gaz. 25 Oct. 2/3 If we had mortice locks, window bolts and mortice bolts on the front and back doors we might have avoided this burglary. < as lemmas |
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