self-destruct

This tape will self-destruct in 30 seconds.

这盘磁带将在30秒后自毁。

牛津词典

(figurative)In the last half-hour of the movie the plot rapidly self-destructs.

在电影的最后半个小时里，故事情节迅速了结。

牛津词典

They're going to be famous, but unless something happens, they're going to self-destruct...

他们将会出名，但如果照现在这样发展下去，他们会自毁前程。

He won the election because the Democrats self-destructed in their primary.

民主党在初选中自毁长城，所以才让他赢得了选举。