Leucoflavin
无色核黄素
🗣️ 情景例句
Sorry, that's not really what I mean. What I'd like to know is...
对不起，我真的不是那意思，我想知道的是…
Eagles fly alone, but sheep flock together.
鹰单飞，羊群集。
When will we hear something from him?
什么时候会有消息呢？