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
It's eleven thirty.
十一 点半。
She is an honor to our school.
她是我校的光荣。
Is anything the matter?
怎么回事呀？