Copper fluoride
[机] 氟化铜
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
fluoride
[['fluəraid]]
n. 氟化物\\n[化] 氟化物
🗣️ 情景例句
But I've never had the pleasure of doing any business with you.
可是同贵公司尚无业务往来。
He plays violin just for enjoyment.
他拉小提琴只是为了自娱自乐。
Then they brushed ink onto the characters.
接着，把墨汁刷在字上。