take a back seat
US /teɪk ə bæk siːt/
UK /teɪk ə bæk siːt/

1.
退居二线, 处于次要地位
to choose to be less important or to allow other people to be more important
:
•
After the promotion, he decided to take a back seat and let his team lead the project.
升职后,他决定退居二线,让他的团队领导项目。
•
Sometimes, it's better to take a back seat and observe before acting.
有时,最好退居二线,先观察再行动。