Hegel
n. 黑格爾（德國古典唯心主義哲學家）
??? 情景例句
How can you do business with the americans? You'll need to improve your English first.
你怎么能與美國人做生意？你得先提高自己的英文水平。
What are you talking about?
你正在講什么？
What was the population of the less developed countries in 1950?
1950年不太發達國家的人口是多少？