vertical motion

• n. 垂直运动

例句

用作名词 (n.)

1. The surface has been heated sufficiently to initiate vertical motion.
   地表加热到足以引起垂直运动。
2. The process of readjustment to the statically stable reference state involves imposing vertical motions.
   大气回到静力稳定参考状态的过程包含明显的垂直运动。