Electrides
n. 电子化合物
🗣️ 情景例句
Philip, why don't you go
Philip 你何不去
Your friend was here a week ago,wasn't he?
一个星期前，你的朋友曾在这里，是不是？
He could not find his fifty pence piece anywhere, and what is more,
但他摸了半天也没找到那50便士硬币，