-
自从他大学毕业后，他一直投身于原子能的研究。
He have is devoted to the study of atomic energy ever since he graduate from the university.
youdao
-
自从大学毕业以后，他就一直在这里工作。
He has been working here ever since he left university.
youdao
-
他自从2009年大学毕业后就住在这里。
He has lived here since he graduated from college in 2009.
youdao
-
他自从2009年大学毕业后就住在这里。
He has lived here since he graduated from college in 2009.
youdao