成败在此一举

成敗在此一舉
chéngbàizàicǐyījǔ
success or failure depends on this single action; win or lose, it all ends here; this is the make-or-break moment

CEDICT

成功或失败全看在这次行动。

重編國語辭典

Entry Composition

1 成败 chéngbài success or failure
2 在此 zàicǐ
  1. hereto
  2. here
3 一举 yījǔ
  1. a move
  2. an action
  3. in one move
  4. at a stroke
  5. in one go