Mathematical economics
[经] 数理经济学
🧩 词语组成解析
🗣️ 情景例句
If you had to describe the book in one sentence,
假如要你用一句话来描述这本书，
A man cannot whistle and drink at he same time.
一心不能二用。
My name is Jim Green. I am twelve. This is my school. It is No. 14 Middle School.
我叫吉姆·格林。我12岁了。这是我的学校，这是第十四中学。