catastrophic
adj. 灾难性的；极糟的，失败的；大规模突变的；（与）地质灾变（有关）的
例句
The water shortage in this country is potentially catastrophic.
该国水资源的匮乏很可能是灾难性的。
《柯林斯英汉双解大词典》
The minister gave a warning that if war broke out, it would be catastrophic.
大臣警告说战争一旦爆发，将会是灾难性的。
A tidal wave caused by the earthquake hit the coast causing catastrophic damage.
地震引发的海啸袭击了海岸，造成了灾难性的损失。
