L-nmma
[医]L-单甲基精氨酸
🗣️ 情景例句
We get our friends to roll their sleeves up and get to work.
我们召集我们的朋友共同卷起袖子来做。
Drunken days have all their tomorrows.
今日花天酒地，明日潦倒穷途。
Jim, where's your father?
吉姆，你爸爸在哪儿？