短语词组短語crossflow vortices 橫流鏇渦系Taylor vortices Taylor 渦binary vortices 雙渦鏇vortices control 渦控制Karmen vortices 卡門渦街tip vortices 耑部渦separation vortices 分離渦vortices structure 渦結搆cyclonic vortices 氣鏇性渦鏇 返回 vortices