parallel movement

例句：

1. 1. The two cars are moving in parallel movement.
   两辆车正在平行移动。
2. 2.The scientists observed the phenomenon of parallel movement.
   科学家们观察到了平行运动的现象。
3. 3.The researchers conducted experiments to study the effects of parallel movement on human health.
   研究人员进行了实验，研究平行运动对人类健康的影响。