beat someone at their own game
成語所屬單字game
beat someone at their own game — 慣用語
1. to defeat someone by using the same methods or strategies that they use against
1.慣用語
釋義
以其人之道還治其人之身
to defeat someone by using the same methods or strategies that they use against others
例句
The smaller company beat its big rival at its own game by offering faster delivery.