1.
Line AB is the base of the triangle ABC.
AB线是三角形ABC的底边。
2.
The line ab cut the line dc at the point e
AB线和dc线在E点相交
3.
Line ab be twice longer than line cd .
直线AB比直线cd长2倍。
4.
Let AB and CD be perpendicular to AD.
设AB和cd都垂直于AD。
5.
Let line AB be equal to line CD.
设AB线与cd线等长.
6.
AB is a line perpendicular to CD .
AB是一条垂直cd的线。
7.
The line AB is half as long as the line CD.
AB线比cd线短一半。
8.
the place where two lines cross AB and CD intersect at(the point)P.
AB线和cd 线在P 点相交.
9.
ask the ABs to solve them.
就让AB型血的人去解决。
10.
The angle is contained by the lines AB and AC.
此角由直线AB和ac构成。
11.
Let the line AB be equal to the line XY.
假设AB 线与XY 线相等。
12.
produce the line AB to C
把线段AB延长到C点.
13.
Line AB intersects line CD at E.
AB和CD两线相交于E点。
14.
The line AB cuts the line DC at the point E.
AB线和DC线在E点相交。
15.
Line AB is three times longer than Line CD.
AB线比CD线长三倍。
16.
A and B cannot receive AB,
而A型血和B型血的人不能输入AB型血。
17.
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。
18.
regard A as B; think of A as B
把ab>视为b>b