cap

/kæp/

a tight-fitting headdress

中文释义：帽子；便帽

He wore a baseball cap to shield his eyes from the sun.

他戴着一顶棒球帽遮挡阳光。

The cap of the pen is missing, so the ink may dry out.

这支笔的笔帽不见了，所以墨水可能会干。