cap的意思是：帽子；(尤指男用有帽舌的)便帽，制服帽;软帽;(大学师生在特别场合戴的)方帽hat的意思是：帽子；(常指带檐的)帽子;(双重的)职位，角色(尤指官职或职业角色)

相关介绍：

那位戴帽子的'丰满女士是谁？

Who's the rather large lady in the hat?

从帽子里抽签来决定最后几个名额。

Names were drawn from a hat for the last few places.

孩子们忙着剪裁和粘贴纸帽子。

The children were busy cutting and pasting paper hats.

帽子是校服的一部分。

The hat is part of the school uniform.

一阵狂风把他的帽子刮掉了。

A gust of wind blew his hat off.