Bismuthous sulfide
[化] 三硫化二铋
🧩 词语组成解析
[机] 三价铋的
n. 硫化物\\n[化] 硫化物
🗣️ 情景例句
As a matter of fact,
事实上，
My brother wants to learn how to play the piano.
我的兄弟要去学弹钢琴。
They said that the march had been forbidden, but that wasn't true.
他们说游行向来是被禁止的，但这不是事实。