Fluorin
n. [化]氟
🗣️ 情景例句
If you cannot make a counter offer, then I'm afraid we can't make a deal.
如果你不还价的话，恐怕我们无法交易。
I haven't seen you for a long time.
好久没有见到你了。
If people don't stop polluting the seas and rivers, there will be no fish left.
如果人们不停止污染海洋和河流的行为，那么，就没有鱼会留下来了。