您要查找的是不是：
- A line generated by a point on a circle rolling along a straight line. 一个圆上的某个点在该圆顺着一条直线旋转时形成的线。
- He drew a straight line on the paper. 他在纸上画了一条直线。
- The straight line passes through none of the points. 此直线所有这些点都没有通过。
- In, of, describing, described by, or related to a straight line. 直线的直线本身的、直线的、描述直线的或用直线描述的或与直线有关的
- Draw a straight line on the paper. 在纸上画一条直线。
- A structure or part having the form of a straight line extending from a point. 放射组织，放射状具有射线形式的结构或部分
- A straight line extending from a point. 射线从一点发出的一条直线
- The child used a ruler to draw straight lines. 这孩子用一把直尺划直线。
- Don't go in a straight line anywhere. 不要大模大样走到任何地方。
- The plot/graph of I versus V is a straight line. I随V的变化曲线是一条直线
- To hit(a ball) sharply,usually in a straight line. 击出边线快速直线球通常沿着直线方向猛击（球）
- Back short, firm. Extending in a straight line. 背部短,稳定而有力,背线的延伸保持笔直。
- A straight line between two points is the shortest. 两点间的直线是最短的。
- Slope determine each straight line. 能画出一条直线。
- To cause to swerve from a straight line; deflect. 使转弯；转向使从直线弯曲；转向
- This is an optimized algorithm about straight line. 关于直线的一个优化算法
- The little boy drew a straight line. 小男孩儿画了一条直线。
- Try to make the ball travel in a straight line. 设法直线传球。
- The pupil joined the two points by a straight line. 那个小学生用直线把两点连接起来。
- A straight line was ruled across the map. 一条直线横划在地图上。
