Ferroalumen
[医] 铁矾, 硫酸铁铵
🗣️ 情景例句
Run it by me again, if you don't mind.
不介意的话，请再说一遍。
He has been to America.
他曾去过美国。[表示曾经有过的经验]
You really have an ear for pop music.
你确实对流行音乐很有欣赏力。