1.
Relation Between Size of AS-Lines and Size of Sides of Triangle;
三角形顶边线的大小与边的大小间的关系
2.
Relation of SA Lines on Dual Sides of Isosceles Triangle and Their Contrary Proposition;
等腰三角形两腰上的顶边线的关系及其逆命题
3.
A line that joins a vertex of a triangle to the midpoint of the opposite side.
中线从三角形顶点到对边中点的直线
4.
Adds or removes border along top edge of selection
沿选定区域的顶端添加或清除边框线
5.
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
6.
TopEdge Border Button\\015\\015Adds or deletes a border along the top edge of selected range of cells.
“上边框”按钮\\015\\015在选定区域的顶端添加或删除边框线。
7.
a star with 5 points; formed by 5 straight lines between the vertices of a pentagon and enclosing another pentagon.
有五个顶点的星星；由一个五边形的顶点之间的五个直线组成并且围绕另一个五边形。
8.
A five-pointed star formed by five straight lines connecting the vertices of a pentagon and enclosing another pentagon in the completed figure.
五角星形一种有五个顶点的星形，由连接五边形各顶点的直线构成并包含另一个完整的五边形
9.
Joining two nonadjacent vertices of a polygon.
对角线的连接多边形任意两个不相邻顶点的直线的
10.
Align the tops of a row of pictures; aligned the car with the curb.
使一排画的顶端形成一条直线；使汽车沿路边排成一条直线
11.
a polygon such that no side extended cuts any other side or vertex; it can be cut by a line in at most two points.
没有一条边会伸长并与其他任何一个边或顶点相交的多边形；它被一条线最多能分成两部分。
12.
whose upper edge almost reached his ears,
领边几乎顶到他耳边，
13.
Displays the vertices so you can change the shape of the selected freeform drawing object or curve
显示顶点，以便改变所选任意多边形图形对象或曲线的形状
14.
Loosen the screw holding the junction box cover to the top of the water heater. Set the cover aside.
卸下热水器顶部接线盒盖上的固定螺丝。把盖子放在旁边。
15.
The curved edge at the junction of two intersecting vaults.
穹棱；穹棱肋在两交叉的穹顶相接处的呈曲线状的边缘
16.
A line segment that joins the center of a regular polygon with any of its vertices.
将正多边形的中心与它的一任一顶点起的来的线段
17.
To enclose(a polygon or polyhedron) within a configuration of lines, curves, or surfaces so that every vertex of the enclosed object is incident on the enclosing configuration.
外接圆用直线、曲线或面的结构围绕（多边形或多面体），使被包围物的每个顶点都内接于该结构
18.
From the roof of a house a melon may roll either of two ways
屋顶上的冬瓜—两边滚