1、as early as早在...時候
I wrote about this as early as 2005 in the Atlantic Monthly.
我早在2005年就曾在《大西洋月刊》上撰文寫過此事 。
2、a number of若干;許多
At the university, I participated in a number of social work practice and accumulated some experience.
在大學期間,我參加過許多的社會實踐工作,積累了一定的經驗 。