单词 | lifting-dog |
释义 | > as lemmaslifting-dog lifting-dog n. (a) = lifting-cam n.; (b) (see quot. 18812). ΚΠ 1881 W. W. Greener Gun & its Devel. 264 Knock the wire pivot right through the lifting dogs. 1881 Trans. Amer. Inst. Mining Engineers 1880–1 9 152 Lifting-dog, a claw-hook for grasping a column of bore-rods while raising or lowering them. < as lemmas |
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