Fluoniobate
氟铌酸盐
🗣️ 情景例句
I cried because I miss them all.
我哭因为我想念他们。
The tortoise wins the race while the hare is sleeping.
兔子睡大觉，乌龟跑第一。
Nice to meet you too! What class are you in?
我也很高兴。你是哪班的？