大灾难

• catastrophe
• disaster
• calamity

例句

1. 灾难，大祸偶发事件引起大范围的破坏和痛苦；大灾难
   An occurrence causing widespread destruction and distress; a catastrophe.
2. 电话铃响了，这就揭开了未预料到的大灾难的序幕。
   The telephone rings and this marks the prelude to an unforeseen series of catastrophes.