艾森豪威尔行政大楼的历史早在奠基之前就开始了。
The history of the EEOB began long before its foundations were laid.
就我所知，这所大学的历史是从1209年开始的。
The story of the university began, as far as I know, in 1209.
我15年前就开始了解亚洲文化和历史，所以对这方面的知识比较熟悉。
I have rather good knowledge about Asian culture and history since more than 15 years.
我15年前就开始了解亚洲文化和历史，所以对这方面的知识比较熟悉。
I have rather good knowledge about Asian culture and history since more than 15 years.
应用推荐