胃酸 いさん逆流 ぎゃくりゅうではありません
isangyakuryūdewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 胃酸逆流

1. It is not acid reflux.; It is not gastroesophageal reflux.

Negative
Polite
Formal Register
Medicine