cap clamp

例句：

1. 1. She wore a hat to protect her hair from the sun.
   她戴了一顶帽子来保护她的发免受太阳的照射。
2. 2. The man was wearing a cap when he entered the room.
   那人进入房间时戴着一顶帽子。
3. 3. The child put on his cap and ran outside.
   孩子戴上他的帽子，跑了出去。