look to your laurels
US /lʊk tu jʊər ˈlɔːrəlz/
UK /lʊk tu jʊər ˈlɔːrəlz/

1.
小心你的地位, 警惕竞争
to be careful to maintain your position or success, as someone else is trying to achieve the same or do better
:
•
The new intern is very ambitious; you'd better look to your laurels.
新来的实习生很有抱负;你最好小心你的地位。
•
With so many talented young players coming up, the veterans need to look to their laurels.
随着这么多有才华的年轻球员涌现,老将们需要小心自己的地位。