Dinucleon
双核子
🗣️ 情景例句
My friend, I am in a big mess, do you think you could help me tomorrow?
朋友，我现在正忙得一塌湖涂。明天你可以帮一下我吗？
Most of them are less than 30.
他们中大多数不到30岁。
Yes, that's right. Good!
对，正确，很好！