单词 | 铅锤线 |
例句 | DEFINITIVE EXAMPLES 权威例句〔VERTICAL〕Ensure that the plumbline is perpendicular before you start to draw the line. 开始画线前,要确保铅锤线是垂直的。朗文写作活用〔level〕A horizontal line or plane at right angles to the plumb.水平线:与铅锤线成直角的水平线或水平面美国传统〔plumb rule〕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,用来检验垂直度美国传统 |
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