滚线的英文

rolling curve

• 滚:    roll; turn round; ...
• 线:    thread; string; wi ...
• 反滚线:    wire; anti-rolling

例句与用法

1. The curve traced by a point on the circumference of a circle that rolls on a straight line
   圆滚线，摆线圆周上任一点在一条直线上滚动时所形成的曲线