Serine
[化] 丝氨酸\\n[医] 丝氨酸, 羟基丙氨酸
🗣️ 情景例句
Do you remember when Daddy and I used to take you
你还记得爸爸和我常带你
For me, studying in another country is very exciting.
对我来说，到国外留学是一件刺激而又有趣的事。
That's very nice of you.
你真好。