diluvia

例句：

1. 1. The diluvia is the most significant geological event in Earth's history.
   冰河时代是地球历史上最重要的地质事件。
2. 2. The diluvia is believed to have caused the extinction of many species.
   冰河时代被认为是导致许多物种灭绝的原因。
3. 3. The diluvia is a time when the world was covered in ice and snow.
   冰河时代是一个世界被冰雪覆盖的时代。