令人难以置信的是，尽管火势凶猛，没有人受重伤。

___Incredibly, despite the fierce fire, no one was seriously hurt.

令人难以置信的是，他从一场似乎是致命的疾病中完全康复了。

___Incredibly, he made a full recovery from what seemed to be a fatal illness.

令人难以置信的是，那个曾被忽视的小假设，最终被证明是整个科学突破的关键。

___Incredibly, the small, overlooked hypothesis turned out to be the key to the entire scientific breakthrough.