通过他的科技创新，他积累了难以想象的财富。

He amassed an ___unimaginable fortune through his tech innovations.

对于一名演员来说，失去说话能力是难以想象的挫折。

For an actor, losing the ability to speak is an ___unimaginable setback.

地震造成的破坏规模是难以想象的。

The scale of destruction caused by the earthquake was ___unimaginable.