Fluoride
[ ['fluəraid] ]
成人 Adult Edu
n. 氟化物\\n[化] 氟化物
📖 牛津释义
fluoride
n
chemical compound of fluorine 氟化物.
🗣️ 情景例句
You would be well-advised to book in advance.
你还是提前预订较为稳妥。
I am afraid I will not be able to accompany you.
我恐怕无法跟你在一起了。
What's that over there?
那边的是什么呀？