Oxyfluoride
氟氧化物
🗣️ 情景例句
This is Xiao Fu speaking.
我就是。
Once a knave,ever a knave.
一次成无赖，永远是无赖。
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；