cyclic motion

• 周期运动

cyclic motion的用法和样例：

例句

1. The harmonic oscillator is an exceptionally important example of periodic motion.
   谐振子在周期运动中是特别重要的。
2. The apparent motion is sinusoidal with a wavelength proportional to the distance between the orbits of the satellite and the particle.
   这个规律的周期运动，其波长会与粒子和卫星轨道之间的距离成正比。