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
This time draft will fall due at the end of this year.
这张期票年底到期。
A little wind kindles, much puts out the fire.
适可而止，过犹不及。
He will soon be working in an office.
不久就要坐办公室里工作了。