两国领导人在危机中的对抗展现了典型的边缘政策策略。

The leaders' confrontation during the crisis demonstrated classic ___brinksmanship tactics.

在贸易谈判中，他的边缘政策几乎让整个协议陷入破裂。

His ___brinkmanship in the trade negotiations nearly caused the entire deal to collapse.