嗳酸

Traditional form:

噯酸

Pinyin (reading):

ǎisuān

Definitions:

• sour belching (medical term)

Characters:

• 嗳 - interjection indicating regret
• 酸 - tart, sour; spoiled; acid

Traditional characters:

• 噯 - interjection indicating regret
• 酸 - tart, sour; spoiled; acid