Acetaldehyde
[化] 乙醛\\n[医] 乙醛, 醋醛
🗣️ 情景例句
Are you through with your work?
你工作做完了吗？
I would like to welcome you once again.
我向你们再次表示欢迎。
All the Indins over the age of 8 had to carry their permits at all times.
所有8岁以上的印度人无论什么时候都得携带许可证。