| 单词 | line pin |
| 释义 | > as lemmasline pin line pin n. one of the iron pins used to fasten a bricklayer's line (see quot. 1842). ΘΚΠ society > occupation and work > equipment > equipment for marking out work > [noun] > plumb-line or chalk-line > part of lead1340 line pin1688 plumb bob1836 1688 R. Holme Acad. Armory iii. 395/2 Two Line Pins, with a Line lapped or raped about part of both. 1700 Moxon's Mech. Exercises: Bricklayers-wks. 10 A Pair of Line Pins of Iron, with a length of Line on them. 1823 P. Nicholson New Pract. Builder 387 The Line Pins, consist of two iron pins, with a line of about sixty feet, fastened by one of its extremities to each. 1842 J. Gwilt Encycl. Archit. ii. iii. 514 The line pins..for fastening and stretching the line at proper intervals of the wall, that each course may be kept straight in the face and level on the bed. < as lemmas |
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