Fluoprotactinate
氟镤酸盐
🗣️ 情景例句
Ms Li, welcome on board.
李小姐，欢迎加入我们！
The first several months were a difficult time.
所以头几个月过得有些艰难。
It was revealed that 20% of men in their mid-thirties snore.
调查指出，20%的35岁左右的男人打鼾；