漩渦 [ㄒㄩㄢˋ ㄨㄛ; xuan4 wo1] eddy swirl vortex ◄ ►
漩渦 [ㄒㄩㄢˊ ㄨㄛ; xuan2 wo1] spiral whirlpool eddy vortex also written 旋渦