collapse ·verb (FAIL)

在数周的谈判之后，组建联合政府的谈判破裂了。

The coalition talks ___collapsed after weeks of negotiation.

如果对政府的信任完全崩溃，社会可能面临严重的不稳定。

If trust in the government completely ___collapses, society could face serious instability.

当金融泡沫破裂时，几个重大的投资计划都失败了。

Several major investment schemes ___collapsed when the financial bubble burst.