During-the-last-year-of-study-at-University是什么意思

During the last year of study at University
去年的研究大学
例句:
1.
A study last year from the university of missouri showed that for getting exercise,dogs are better walking companions than humans.
去年来自密苏里大学的一份研究显示要获得更多锻炼,狗是比人更好的散步伴侣.
2.
That's what scientists at the university of exeter in britain did in a study published last year.
这就是英国埃克塞特大学的科学家去年发表的一项研究.
3.
Smith,a psychology professor at the university of utah,who presented the study last year to the american psychosomatic society.
这项研究,系由史密斯教授于去年提交「美国身心医学会」.