circumpolar vortex meaning in English
环极涡旋；绕极涡旋
Examples
- Antarctic stratospheric circumpolar vortex
南极平流层环极涡旋 - If the circumpolar vortex lasts longer than usual in future years , a large ozone hole could be expected to develop above the arctic
如果环极涡旋在未来几年里比正常情况下持续更长时间，一个大规模的臭氧空洞就很可能在北极上空发展起来。