He bought her a new swimming cap.

他给她买了一顶新游泳帽。

You have to wear a swimming cap in most of the pools.

在大多数的游泳池里你都必须戴泳帽。

Make sure you have your swimming cap on before you start the race.

比赛开始之前，一定先戴上泳帽。

All Aquathon athletes must wear the swimming cap provided by the organizer in entering the water.

水陆二项的运动员必须佩戴本会供应泳帽进行比赛。

I did. I bough the whole outfit this a kickboard, a pair of goggles, a swimsuit, and a swimming cap, all matching.

我带了，早上了我买了整套的装备：浮板、护目镜、泳装、泳帽，都是配套的。