1·Second ending point of the line segment.
线段的第二个端点。
2·Some people say that life is a line segment.
有人说，人生就是一条线段。
3·Appends a line segment to the current figure.
向当前图形追加一条线段。
4·Chord: a line segment that joins two points on a curve.
弦：将两点用曲线连接起来的曲线段。
5·We must adhere to the principle of division of line segment.
就必须坚持线段划分的原则。
6·There's a line segment, it's got a starting point and ending point.
做一个线段，需要一个，开始点和一个结束点。
7·Life is a line segment, the intersection after the separation.
人生就是线段，交集后分离。
8·Because the line segment must be line failure is really damage.
因为线段必须要被线段破坏才是真破坏。
9·A line segment forming part of the perimeter of a plane figure.
形成一个平面图形的边界的线段。
10·So an easy thing to do in planar geometry is I want to make a line segment.
在平面几何里比较容易的一件事，就是做一个线段。