the odds are stacked against you

US /ðə ɑːdz ɑː stækt əˈɡɛnst ju/
UK /ðə ɑːdz ɑː stækt əˈɡɛnst ju/
"the odds are stacked against you" picture
1.

胜算很小, 情况不利

the chances of you succeeding are very small

:
He knows the odds are stacked against him, but he's still going to try.
他知道胜算很小,但他仍然会尝试。
With so many experienced competitors, the odds are stacked against you.
有这么多经验丰富的竞争对手,你成功的几率很小