さん
acid
noun
レモンは酸が多い果物です。
Lemon is a fruit with high acidity.
胃酸が多すぎると、胃が痛くなります。
If there is too much stomach acid, the stomach hurts.
Popoling schedules reviews so words actually stick — plus speaking practice and guided conversations.
Start free14 days free. No card, no auto-charge.