词汇与表达：swirl

to move around quickly in a circle; to make sth do this
[V] The water swirled down the drain.
水打着旋流进了下水道。
If you swirl something liquid or flowing, or if it swirls, it moves round and round quickly.
She smiled, swirling the wine in her glass...
她微笑着，旋动着杯子里的葡萄酒。
He breathes out a swirl of cigarette smoke.
他吐出一串烟圈。