争吵很快升级为相互指责，双方都在激烈地翻旧账。

The argument quickly escalated into mutual ___recriminations, with both sides bitterly dredging up past grievances.

谈判破裂后，双方陷入了互相指责的恶性循环。

After the negotiation failed, both sides fell into bitter ___recriminations.