"在寝室学习"可以用英语表示为"study in a dormitory"或"study in a dorm."
"Dormitory"来自拉丁文"dormitorium"，意思是"睡眠场所"，在英语中常用来指"宿舍"。
下面是一些使用"study in a dorm"的英文例句，希望能帮助你：
I usually study in my dorm room at night. (我通常晚上在寝室学习。)
He spends all his time studying in his dorm. (他把所有时间都用来在寝室学习。)
I prefer to study in a quiet environment, so I usually study in my dorm. (我更喜欢安静的学习环境，所以通常在寝室学习。)