Fluoprotactinate
氟镤酸盐
🗣️ 情景例句
All right, let's get down to business.
好，我们来谈正事吧。
Never trust to fine words.
切勿轻信漂亮话。
Many strange new means of transport have been developed in our century,
本世纪已研制出许多新奇的交通工具，