Thymamine
胸腺精蛋白
🗣️ 情景例句
You should perform what you promised to do.
你应该履行诺言。
A little learning is a dangerous thing.
浅学误人。
From time to time, I notice that he puts a piece of meat down his trousers just before he leaves the factory.
我经常看到，他在快要离厂前把一块肉藏在裤子里。