Fluorin
n. [化]氟
🗣️ 情景例句
He has the advantage of a good education.
他有受过良好教育的优势。
No, I'm sorry, sir. We don't accept checks.
先生，对不起，我们不接受支票。
Fishermen and sailors sometimes claim to have seen monsters in the sea.
渔夫和水手们有时声称自己看到过海里的妖怪。