Fluorides
n. [无化] 氟化物, 氰化物（fluoride的复数形式）
🗣️ 情景例句
Yes, Miss Susan, we have you down for a deluxe room tonight.
您好，苏珊小姐，我们已为您定好了今晚一间豪华房间。
I think you have made a right decision.
我认为你们做出了正确的决定。
That makes no difference.
没什么区别。