Fluorozirconate
氟锆酸盐
🗣️ 情景例句
Please hold on a moment.
请等会儿。
Now, ladies and gentlemen, I'd be happy to answer any questions that you might have.
各位女士各位先生，现在你们有任何问题我都乐意答复。
Which boy?
哪个男孩？