The Argentine debacle has important lessons to teach.

阿根廷的崩溃提供了重要的教训。

Many men were shot or captured in the debacle.

败军在溃逃时有很多人被击毙或俘虏。

His first performance was a debacle: the audience booed him off the stage.

他的首场演出一败涂地,观众发出嘘声把他轰下了台。