不认账
Go back on one’s word.
【发音】bù rèn zhàng
【释义】不承认所欠的账;比喻不承认做过的事或说过的话。
Refuse to acknowledge a debt (or an account);refuse to admit what one has said or done.
【例1】敌军耍了我们一票,撤军的事不认账了。
The enemy has pulled a fast one on us by breaking its word on troop withdrawals.
【例2】自己说的话,怎么不认账?
How can you go back upon your word?