Ferrum collosol
[医] 铁溶胶
🧩 词语组成解析
<拉>n.[化]铁
n. 溶胶\\n[化] 溶胶
🗣️ 情景例句
and he's very unhappy about not working.
他对没有工作感到怏怏不乐。
You'd better go and see a doctor about that.
关于那个毛病，你最好去看医生。
It is a fine day today.
今天天气好。