Polyvinylpyrrolidone(pvp)
[化] 聚乙烯吡咯烷酮
🗣️ 情景例句
So how has life changed since you left the army?
你离开军队后，生活过得如何？
I was born and raised in Beijing, and I am 25 years old.
我出生在北京，在那里长大，我今年25岁了。
While John Gilbert was in hospital, he asked his doctor to tell him whether his operation had been successful,
当约翰。吉尔伯特住院的时候，他问医生他的手术是否成功，