You use it for drawing straight lines.
你用它来画直线。
VC NET development of CAD source, including drawing straight lines, arcs, and polygons, graphics printing.
用VCNET实现的CAD开发源程序，包括画直线，圆弧，多边形，图形打印等。
Six identical triangles can be formed by drawing two straight lines through an octagon's center point.
经过八角形的中心画两条直线，能够得到六个一样的三角形。
A vector drawing is like a pencil drawing where you take a pencil from one point to another and connect the points with straight lines, curved lines, rectangles, and ellipses.
矢量作图更像是用铅笔画画，先拿铅笔确定一些点，然后用直线、曲线、方框和椭圆框连接这些点。
A vector drawing is like a pencil drawing where you take a pencil from one point to another and connect the points with straight lines, curved lines, rectangles, and ellipses.
矢量作图更像是用铅笔画画，先拿铅笔确定一些点，然后用直线、曲线、方框和椭圆框连接这些点。
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