Pyrrhic victory
US /ˈpɪrɪk ˈvɪktəri/
UK /ˈpɪrɪk ˈvɪktəri/

1.
慘勝, 得不償失的勝利
a victory that is won at such a great cost that it is not really worth winning
:
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Winning the lawsuit was a Pyrrhic victory; the legal fees cost them more than they gained.
贏得訴訟是一場慘勝;律師費比他們所得的還要多。
•
The company achieved market dominance, but it was a Pyrrhic victory, as it led to bankruptcy.
該公司實現了市場主導地位,但這卻是一場慘勝,因為它導致了破產。