In the development of the vortex, there exist three branches of air flows in the upper and lower troposphere, which are compared with those in the heavy rain region onthe east side of Rocky Mountains.是什么意思_In the development of the vortex, there exist three branches of air flows in the upper and lower troposphere, which are compared with those in the heavy rain region onthe east side of Rocky Mountains.在线翻译_英语_读音_用法_例句