Pmb
[医][=papillomacular bundle]乳头黄斑束
🗣️ 情景例句
That's very nice of you, but I really can't.
你太客气了，可我真的非走不可。
You must not pledge your own health.
切不可把健康作孤注一掷。
I think foreign languages are more interesting than science.
我想外语比自然科学更有趣。