Mathfile
[计] 数学文件
🗣️ 情景例句
What do you often do in your spare time?
你在业余时间都干些啥？
I'm not really sure about that. Mr. Jiang should know the answer to that.
关于那事我不敢确定，蒋先生应该知道答案。
They were all hungry and the food smelled good.
他们全都饿了，饭菜散发出阵阵香味。