class clown
班级小丑，指在班级中喜欢逗乐并善于引起笑声的学生
口语·形容班级中爱逗乐的学生
英文释义
someone who often tries to get attention or make others laugh, especially in a way that may disrupt a class or group setting
例句
The class clown always made everyone laugh, but the teacher often got annoyed.
典故来源
源自学校文化，'class' 指班级，'clown' 指小丑，指在课堂上搞笑的角色。