I skipped the second year at university and directly skipped to the
third year
或 I skipped the sophomore year ,directly to the junior year
大一学生,freshmen
大二sophomore
大三junior
大四senior
I skipped second year university and directly attended third year university.
or
我猜你..."之间" 是打错了吧? 但如果没打错(我在上面就....翻译了"直接")...那么这句话就是...
I skipped second year university, between that I attended third year university...
>_>;