| 单词 | point-brass |
| 释义 | > as lemmaspoint-brass ΘΚΠ society > occupation and work > equipment > equipment for marking out work > [noun] > plumb-line or chalk-line poundereOE righteOE line1340 plummeta1398 plumba1400 perpendicle?c1400 plumb rulec1400 levelc1440 pendant1440 plumb linea1456 levelling-rule1598 perpendicular1604 plummet levelc1850 point-brass1850 1831 T. O'Scanlan Diccionario Marítimo Español (at cited word) Iron (Point) or brass, péndulo, aplomo.] 1850 J. Greenwood Sailor's Sea-bk. 138 Point-iron or brass, a larger sort of plumb, formed conically and terminating in a point, for the more nicely adjusting anything perpendicularly to a given line. < as lemmas |
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