P.-p. substance
[医] 糙皮病预防物质
🧩 词语组成解析
🗣️ 情景例句
Do you think you are over-qualified, then?
那你认为你资历过高了？
The falling out of lovers is the renewing of love.
情人越吵越亲密。
They hurt.
（伤口）疼。