Copperas
n. 绿矾\\n[化] 绿矾; 水绿矾; 皂矾(天然结晶硫酸亚铁)
🗣️ 情景例句
Mid-autumn Festival is a traditional festival for family unification.
中秋节是家人团聚的传统节日。
When does it get there?
什么时候到那里？
Where he made mistakes, he admitted these willingly.
无论在哪里犯了错误，他都乐于承认。