give someone/something a run for their money
US /ɡɪv ˈsʌm.wʌn ˈsʌm.θɪŋ ə rʌn fɔr ðɛr ˈmʌn.i/
UK /ɡɪv ˈsʌm.wʌn ˈsʌm.θɪŋ ə rʌn fɔr ðɛr ˈmʌn.i/

1.
讓...吃盡苦頭, 與...一較高下
to compete very well against someone or something, making them work hard to win
:
•
The underdog team really gave the champions a run for their money in the final match.
弱隊在決賽中真的讓冠軍隊吃盡了苦頭。
•
Our new product is designed to give the market leader a run for their money.
我們的新產品旨在與市場領導者一較高下。