promotion and transfer

例句：

1. 1. He was promoted to a higher position in the company.
   他被提升到公司中的更高职位。
2. 2. She transferred to a new school because she didn't like her previous one.
   她转学了，因为她不喜欢以前的学校。
3. 3. The company implemented a promotion and transfer policy to improve its staff retention rate.
   公司实施了一个晋升和调动政策来提高员工的留存率。