Quadrielectron
四电子(组合)
🗣️ 情景例句
Did you watch the football game between Manchester United and Arsenal last night?
昨晚你看了曼联对阿森纳的足球比赛吗？
I know the boy whose father is a scentist.
我知道那个男孩的父亲是科学家。
That is all.'
就是这些。”