行为不正者

例句：

1. 1. The teacher scolded the student who was behaving badly in class.
   老师批评了那个在课堂上表现不好的学生。
2. 2. He is a bad person who always cheats others.
   他是个品行不端的人，总是欺骗别人。
3. 3. The company fired the employee who had been behaving unethically.
   公司解雇了那个品行不端的雇员。