Acetyltryptophan
乙酰氨酸
🗣️ 情景例句
Well, finally a publisher will see my work.
好了， 终于有一个出版商要看我的作品了。
We've only sold our product at trade fairs, not in an on-going sales campaign.
我们的产品只在商展时展售，而没有办促销活动。
Which would you like, tea or milk?
你喜欢哪样，茶还是牛奶？