ruin

没有适当的规划，这个项目可能会以失败告终。

Without proper planning, the project could end in ___ruin.

一系列糟糕的决策将他带到了破产的边缘。

A series of bad decisions brought him to the edge of ___ruin.

突然失业使他濒临毁灭。

The sudden loss of his job brought him to the brink of ___ruin.