Methylcarnosine
[醫(yī)] 甲[基]肌肽
??? 情景例句
I don't know how to thank you, Susan.
我不知道如何謝你， Susan。
It was a real pleasure for me to do it.
我很樂(lè)意這樣做。
No, thanks. I've had enough.
不啦，謝謝。我已經(jīng)吃飽了。