Acetyltryptophan
乙酰氨酸
🗣️ 情景例句
Lots to be thankful for.
要感谢的事很多。
That's very nice of you, but I really can't.
谢谢你的好意，但是我实在不能再呆了。
It can properly be described as the first 'home computer' and it pointed the way to the future.
严格地说起来，它可以被称为第一台“家用电脑”，而且它也指了今后的方向。