Economic history
辅助 Assistant[经] 经济史
🧩 词语组成解析
🗣️ 情景例句
Just a moment, I'll ask him.
稍等，我问一下他。
I'm a graduate of Yale University, I have a Doctor of philosophy degree.
我是耶鲁大学的毕业生，我有哲学博士学位。
A child ran into the street and knocked her off her bicycle.
一个孩子冲上马路，把她从车上撞了下来。