英语词汇“plumb rule”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	plumb rule
释义	plumb rule a device for determining perpendicularity, consisting of a narrow board with a plumb line and bob suspended from an upper edge. [1350-1400; ME plomreule]
随便看	Elsene Elsevier elsewhere elsewhither Elsie Elsinore Elspeth Elton El Toro eluant eluate elucidate elucubrate elude Elul Elura elusion elusive elute elutriate elutriator eluvial eluviate eluviation eluvium

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