velocity of vortex motion

例句：

1. 1. The vortex motion in the tornado is incredibly fast and powerful.
   龙卷风中的涡旋运动速度极快且力量巨大。
2. 2.The scientists observed the vortex motion of the hurricane and made predictions about its future course.
   科学家们观察了飓风的涡旋运动，并对其未来路径做出了预测。
3. 3.The vortex motion in the Earth's core is responsible for the planet's rotation.
   地球核心中的涡旋运动是地球自转的原因。