n.涡流；回转
动词whirl的现在分词形式.
A deep, round hole worn in rock by loose stones whirling in strong rapids or waterfalls. 锅穴，壶穴岩石上深深的圆洞，由于急流或瀑布的水涡带动疏松的石块旋转而成
My head is whirling with data. 我的大脑因数据充斥而一片混乱
I couldn't sleep: my mind was still whirling from all I had seen and heard. 我睡不著觉，所见所闻仍在头脑中转来转去。
