Mapfile
映象文件
🗣️ 情景例句
Let's go to the fraternity party.
咱们去兄弟会吧。
In college I majored in science.What was your major?
在学院我主修了自然科学，你主修了什么？
I think foreign languages are more interesting than science.
我想外语比自然科学更有趣。