Nad
[化] 烟酰胺腺嘌呤二核苷酸; 辅酶I
🗣️ 情景例句
I don't know how to thank you, Susan.
我不知道如何谢你， Susan。
I can't do two things at the same time.
我只有一双手。
Today it is no longer the tallest building in the USA, or even in New York.
今天，它不再是美国最高的大厦了，甚至在纽约都排不上号了。