Bifluoride
[机] 氟氢化物
🗣️ 情景例句
Then you have to fill out this form
然后你要填写这份表格，
I never expected him to be so great.
我没有想到他会是那么了不起。
Yes.He must remain in bed for another two days.
是的，他还必须卧床两天。