Idiom · CEFR B2
knockout blow
idiom
决定性打击；致命挫折
- 1.
a decisive blow or setback that destroys or defeats someone or something completely
决定性打击；致命挫折
决定性打击；致命挫折
In use
The loss of its biggest client was a knockout blow for the small company.
Dictionary facts from AI_SUPPLEMENT.