Interjection imitating expelled air from a blow or shock.

• Used to express pain, sympathy, or dismay at bad news or high cost.

感叹词，模仿被击中时憋气后吐气的声音。

• 用于表示疼痛、同情或对坏消息、价格太高的无奈。

A short grunt-like sound of pain or impact.

• Informal: a cringeworthy or disappointing moment, often said as big oof.

表达疼痛或撞击的短促闷声。

• 非正式：令人尴尬或失望的时刻，常说成“大哎哟”。