I'd rather become a superhero by an unexpected accident! - Aren't all accidents unexpected?

我想因为意想不到的意外成为超级英雄。 - 所有的意外不都是意想不到的吗？

We probably will be reduced to helplessness by unexpected accidents and natural disasters.

我们有时会感到很无助，这可能会是因为一些不期而遇的事件，或是自然灾害。

He added that such patrols were " very likely to cause unexpected sea and air accidents."

他补充说，这样的巡逻“极有可能造成意想不到的海上和空中事故”。