vortex point

例句：

1. 1. The aircraft's nose is at the vortex point where the airflow is fastest.
   飞机的机头位于气流最快的涡旋中心。
2. 2.The scientist found the vortex point in the ocean currents.
   科学家在海洋流中找到了这个涡旋点。
3. 3.The vortex point was responsible for the intense winds that swept across the region.
   这个涡旋点是导致该地区狂风肆虐的原因。