catastrophisms

认为地壳的主要特征是由突然的灾变而非持续变化造成的学说。

The doctrine that sudden catastrophes, rather than continuous change, cause the main features of the Earth's crust.

灾变说:认为除进化的渐进效应外,巨大的灾变事件通过造成大规模死亡,为新生物的出现开辟道路,从而塑造地球动植物群。

The doctrine that, in addition to the more gradual effects of evolution, huge catastrophic events shape the earth's flora and fauna by causing major die-offs which make way for the emergence of new organisms.

将坏事视为灾难的作法或倾向。

The practice or tendency of catastrophizing, regarding bad things as catastrophic.