| 单词 | pick-hammer |
| 释义 | > as lemmaspick-hammer pick-hammer n. any of various kinds of hammer with a pointed end. ΚΠ ?a1549 Inventory Henry VIII (1998) I. 106/1 Pickehamers of Irone..iiijor. 1850 Sci. Amer. 2 Nov. 53/2 The remedy is..to employ men at an enormous expense to roughen the present pavement by pick hammers. 1885 W. Dörpfeld in H. Schliemann Tiryns (1976) vi. 336 Almost all the stones, before being used, had been wrought on one or several faces, with a pick-hammer. 1995 World Tunnelling & Subsurface Excavation (Nexis) Apr. 115 This excavator..is not only equipped with a hydraulic backhoe shovel but also a large pickhammer that allows excavating in suitable rock conditions. < as lemmas |
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