英语是：Second year of graduate school.
例句：在她研究生二年级时，威尔·斯曼陷入严重的持续了整整一年的抑郁症。
During her second year of grad school, Wiersma fell into a severe, yearlong depression.
相关介绍
在读研究生二年级时，我似乎有一种顿悟的感觉，我想除了上学以外，我什么也没有做过。
In my second year of grad school, I had something of an Epiphany I've never done anything but go to school.
洪在那里一直住到大学二年级，这年他转入美国威斯康星大学，接着进入普渡大学研究生院。
Hong lived there until his sophomore year of college, when he transferred to the University of Wisconsin, and went on to grad school at Purdue University.
