Pyroarsenic acid
[化] 焦砷酸\\n[医] 焦砷酸
🧩 词语组成解析
🗣️ 情景例句
How many days will it take for my mail to reach its destination?
我的信件到达目的地要用几天？
It's bleeding.You'd better go see a doctor about that cut.
它正在流血. 你最好为那个刀口去看医生。
After her husband had gone to work.
理查兹夫人等丈夫上班走后，