Bastnasite
[化] 氟碳┓镧矿
🗣️ 情景例句
Forgive me if I'm wrong, but haven't we met before.
如果我弄错的话请原谅我，我们以前见过面吧？
How much is the postage for this?
这个邮费要多少钱？
Everybody on board was worried and we were curious to find out what had happened.
飞机上的人都很着急，大家都急于想知道究竟出了什么事。