Amnios
abbr. 羊膜穿刺术（amniocentesis）
🗣️ 情景例句
You don't need to do that, Grandpa.
你不用这样，爷爷。
Please accept my congratulations on your promotion.
请接受我对您提升的祝贺。
But I'm worried about his Chinese.He may fall behind the other students when he comes back.
但我担心他的中文。等他回来后，他可能会落到其他同学后面。