A head covering worn for warmth, protection, or fashion

• Often with a brim or crown, distinct from a cap

头部遮盖物，用于保暖、防护或装饰

• 常有帽檐或帽冠，不同于便帽

A role or function a person assumes or performs

某人承担或履行的角色或职责

A container from which names or numbers are drawn at random

• The random drawing itself

用于随机抽取姓名或号码的容器

• 抽签或抽奖本身

The caret symbol ^, informally called a hat

• The háček diacritic ˇ, sometimes called a wedge or hat

符号 ^（脱字符），口语中称“帽子”

• 变音符号 ˇ（抑扬符），有时称“小帽”

To put a hat on

• To make someone a cardinal of the Roman Catholic Church
• To shop for hats

给某人戴上帽子

• 任命某人为天主教枢机主教
• 逛街买帽子

Highest astronomical tide

• Human African trypanosomiasis
• Hardware Attached on Top, a Raspberry Pi add-on board

最高天文潮

• 非洲人类锥虫病
• 硬件附加板（Hardware Attached on Top），树莓派扩展板