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
I'm tired and hungry.
我累了， 也饿了。
He has a strong accent.
他口音很重。
Good, we've been waiting a long time.
好，我们已经等好久啦。