英语词汇“plumb rule”是什么意思，“plumb rule”的读音、用法及例句翻译-烛光网

词汇	plumb rule
释义	plumb rulen.（名词） A narrow strip of wood with a plumb line and bob attached, used to test verticality.垂规：带有一段铅锤线和铅锤的一条狭窄的木条，用来检验垂直度
随便看	Smyrnas Smyth sn Sn SN sn. snack snack bar snacks snaffle snaffled snaffles snaffling snafu snafued snafuing snafus snag snagged snagging snaggletooth snags snail snail bore snail borer

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