Erethin
[医] 兴奋素(结核菌素毒质)
🗣️ 情景例句
In fact, that is the reason why I'm here to see you.
事实上 这是我来见你的原因。
No root, no fruit.
没有根，就没有果。
No. Two visitors have just arrived and I want to give them something nice to eat.
不是。我家刚来了两位客人，我想煮些好吃的招待他们。