have a dog in the fight

US /hæv ə dɔɡ ɪn ðə faɪt/
UK /hæv ə dɔɡ ɪn ðə faɪt/
"have a dog in the fight" picture
1.

有切身利益, 有自己的盘算

to have a personal interest or stake in a situation or outcome

:
Of course he cares about the election results; he has a dog in the fight because his business will be directly affected.
他当然关心选举结果;他有切身利益,因为他的生意将直接受到影响。
She claimed to be neutral, but everyone knew she had a dog in the fight.
她声称中立,但每个人都知道她有切身利益