英汉词典

1. 极糟糕的;灾难性的
    A disastrous event has extremely bad consequences and effects.

disastrous的翻译

    e.g. ...the recent, disastrous earthquake...
           最近的灾难性地震
    e.g. The effect on coffee prices has been disastrous for the producers.
           对咖啡价格的影响对生产商而言是灾难性的。