plumb rule
noun
: a narrow board with a plumb line and bob used especially by builders and carpenters
Word History
Etymology
Middle English plomrewle, from plom, plum, plumbe, noun, plumb + rewle, reule rule
| 单词 | plumb rule |
| 释义 | plumb rulenoun : a narrow board with a plumb line and bob used especially by builders and carpenters Word HistoryEtymology Middle English plomrewle, from plom, plum, plumbe, noun, plumb + rewle, reule rule |
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