Fluogermanate
氟锗酸盐
🗣️ 情景例句
Who's your favorite writer?
你最喜欢的作家是谁？
I told you so!
你看吧！
it would be more like that of a bluebottle buzzing round the room;
那就像一只嗡嗡叫的绿头苍蝇在屋内飞行的轨迹，