“垂线”的概念、定义、翻译、参考文献-科学参考

单词	垂线
释义	垂线 Physics 通类数学 vertical垂线又称“竖直线”。 perpendicular①垂直[的]，正交[的] ②垂线 Mathematics ＞拓扑学与几何学＞初等几何学＞释义 perpendicular垂线 perpendicular垂直的^†；垂线^† perpendicular line垂线^† Astronomy 1、perpendicular; 2、vertical line垂线
随便看	Four Reigns four roller double apron drafting mechanism Four Romance Plays of Ruan Dacheng four-rotor drone four royal tribes in Liao Dynasty Four Scholars Society Four Scrolls of Flower-and-bird Paintings four seas Four seasons centre for the Performing Arts Four-Season School four seasons clothing four seasons in China four seasons pasture four seasons production ditties Four Short Folk Songs of Northern Dynasties four-side greening four-six style parallel prose four skills and five means four-spiral semigroup four-spirit pattern foursquare foursquare identity foursquare theorem four-stage model of a crisis lifecycle four stage model of coordination conflict

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。