从政治上来看，这个决定是灾难性的。

The decision was disastrous in political terms.

《牛津词典》

该国水资源的匮乏很可能是灾难性的。

The water shortage in this country is potentially catastrophic.

《柯林斯英汉双解大词典》

如果现在泄露消息，丑闻可能会是灾难性的。

If word got out now, a scandal could be disastrous.

《柯林斯英汉双解大词典》

Because it says, your program will still give you a value, but it may not be what you intended, and you can't always tell, and that may propagate it's way down through a whole bunch of other computations before it causes some catastrophic failure.

因为这意味着，你的程序依然会返回一个值，但是这个值可能不是你想要的，你可能还分辨不出来，而且这种情况会传播,结果会沿着正果计算过程传播下去,直到产生一个灾难性的错误。

麻省理工公开课 - 计算机科学及编程导论课程节选

That is what makes metal so fascinating, because metallic bonding allows the atoms to glide over one another without resulting in catastrophic failure.

所以这就使得金属具有了特别的性质，因为金属键使得原子可以,在彼此之间流动,而不会千万灾难性的后果。

麻省理工公开课 - 固态化学导论课程节选

And of course the result has been disastrous.

当然，结果是灾难性的。

普林斯顿公开课 - 国际座谈会课程节选