Radon fluoride
[化] 氟化氡
🧩 词语组成解析
radon
['reidɔn]
n. <化>氡（元素符号Rn）;
fluoride
[['fluəraid]]
n. 氟化物\\n[化] 氟化物
🗣️ 情景例句
She was hired on the spot by the company.
她当场就被那家公司雇用了。
What is the total circulation of this newsletter.
这份新闻通讯总发行量多少？
With pleasure!
我很乐意！