Zincobotryogen
锌赤铁矾
🗣️ 情景例句
Have you had dinner yet?
你吃晚饭了吗？
If not, our repairman can come to you.
要不然，我们的维修人员可以上你那里去。
How peaceful and beautiful the country is!
多么平静美丽的国家呀！