N-acetylneuraminic acid
[化] N-乙酰神经氨酸
🧩 词语组成解析
🗣️ 情景例句
I didn't have that when Richard and Susan were born.
在Richard和Susan出生时我可没有人帮忙。
This has been a very confusing time in my life.
现在，是我的人生中最混乱茫然的时期。
What about her?
她呢？