... 运动 motion 点运动motion of a point 刚体运动 motion of a rigid body ...
双语例句
1
The curl actually measures twice the angular speed ofa rotation part ofamotion at any given point.
旋度实际上衡量的是,在任意给定点,运动旋转角速度的两倍。
2
Line is simply apoint that moves continuously, like the edge ofa shape or the motion of a single brush stroke.
线就是点的连续移动,比如图形的边,或者画笔笔触的移动轨迹。
3
And then Mr. Chen came into view conspicuous for being the only still point in that sea ofmotion…and the only one sporting a pair of clunky binoculars the only one watching the watchers of the river.