Don't forget your bathing suit, goggles, and swimming cap.

别忘记带泳装、泳镜和泳帽。

He often wore a baseball cap.

他经常戴顶棒球帽。

She tucked her hair (up) under her cap.

她把头发拢起来塞进帽子里。

He was wearing a cream silk shirt and a tartan golfing cap.

他身穿一件米黄色丝绸衬衫，头戴一顶格子呢高尔夫球帽。

I wrote it on the starter cap.

我把它写在启动器盖上了。

It's her baseball cap.

这是她的垒球帽。