| 单词 | 垂直距离 |
| 释义 | 〔moment〕The product of a quantity and its perpendicular distance from a reference point.力矩：一个量和从参照点到它垂直距离的乘积〔altitude〕The perpendicular distance from the base of a geometric figure to the opposite vertex, parallel side, or parallel surface.顶垂线，高线：从一个几何形体的底边到相对的顶点、平行边或平行面的垂直距离〔apothem〕The perpendicular distance from the center of a regular polygon to any of its sides.边心距：正多边形中心到其任意一条边的垂直距离〔hoist〕The height or vertical dimension of a flag or of any square sail other than a course.降下桁木横帆之外的横帆或旗的高度或垂直距离〔drop〕The vertical distance from a higher to a lower level.落差：从一个较高平面到一个较低平面的垂直距离 |
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