"Promoting camaraderie among classmates" 是增进同学感情的常用说法。

Camaraderie 来源于法语的 "camarade"，意为友谊、亲密关系。

例句：

The school organized a camping trip to promote camaraderie among the students.
The teacher encourages students to work in groups to promote camaraderie and cooperation.
Through team building activities, the class was able to promote camaraderie among students and build a stronger sense of community.

中文翻译：

学校组织了野营活动来增进同学之间的感情。
老师鼓励学生们分组工作，以增进友谊和合作。
通过团队建设活动，这个班级能够增进同学之间的感情，并建立更强的社区感。