学生们应该掌握一门第二语言。

Students are expected to master a second language.

《柯林斯英汉双解大词典》

学生在二年级时可以选择出国学习。

Students have the option of studying abroad in their second year.

《牛津词典》

这项新规定只适用于大一或大二的学生。

The new rules only apply to students in their first or second year.

youdao

So historically, the course is a lot of sophomores who, like me perhaps, are realizing that they finally have time to explore beyond their own interests.

从往年数据上可以看出，上这个课程的大都是大学二年级的学生，可能跟当时的我一样，开始认识到我们终于有时间,来探究我们兴趣以外的事情。

哈佛公开课 - 计算机科学课程节选

His daughter, Louise, is by now a college sophomore.

他的女儿，路易斯，现在是大学二年级学生。

耶鲁公开课 - 1945年后的美国小说课程节选