Ergamine
麦胺, 组胺
🗣️ 情景例句
Oh, not at all. We're still eating.
噢， 没关系 。我们还在吃着呢。
John is not forty-five yet,is he?
约翰不够45岁,是吗？
The dentist is very busy at the moment.
牙科医生这会儿很忙。