enjoin on

例句：

1. 1.He enjoined me to be punctual.
   他命令我准时到达。
2. 2.The teacher enjoined the students to study diligently.
   老师要求学生们努力学习。
3. 3.The company enjoined its employees to adhere to safety regulations.
   公司要求员工遵守安全规定。