汉字: 唉
Pinyin: āi (first tone) / ài (fourth tone)
An interjection expressing sighs, regret, or frustration.
The character 唉 is typically used as an interjection to express emotions such as regret, frustration, or resignation.
In spoken Chinese, 唉 is a commonly used interjection, especially in informal settings, to convey a wide range of emotions depending on the tone and context.
唉,我忘了带钥匙!
Oh no, I forgot my keys!
Remember the radical 口 (mouth) indicates its use in speech, often as an emotional exclamation.