1.
Having or involving three sides, countries, or parties.
三边的有三条边的或涉及到三条边、三个国家或三方的
2.
The sum of any two sides of a triangle is greater than the third side.
任何三角形的两边之和必大于第三边。
3.
There were three gates on the east, three on the north, three on the south and three on the west.
东边有三门。北边有三门。南边有三门。西边有三门。
4.
The side AB is the shortest of the three sides of the triangle ABC .
边AB是三角形ABC三个边中最短的边。
5.
a three-sided regular polygon.
有三条边的等边多角形。
6.
triangular pediment
成等边三角形的三角墙
7.
an equilateral triangle
等边三角形,正三角形
8.
The base of the triangle coincides with one side of the square.
这三角形的底边与这四边形的一边相重合。
9.
I have been living at the seaside for three months.
我在海边住了三个月了。
10.
The seat be in the second and third rows be all that 's leave .
只有第二三排的边座了。
11.
plain equal side outet
不带边同径二向三通
12.
Line AB is the base of the triangle ABC.
AB线是三角形ABC的底边。
13.
(of a triangle) having two sides of equal length.
（三角形）有二等边的。
14.
a triangle with two equal sides.
有两条边相等的三角形。
15.
plain equal side outlet elbow
不带边周径三向弯头
16.
The side of a triangle subtends the opposite angle.
三角形的边对着对角
17.
The third one is China - Myanmar frontier route.
三是中缅边境之旅。
18.
for the three men had reached the grave,
这时那三个人来到坟边，