cataclysm

n.

（突然降临的）大灾难；

复数：cataclysms

1. The cataclysm flooded the entire valley.
   洪水淹没了整个山谷。
2. A cataclysm caused by the dam breaking.
   一场因水坝破裂所造成的大洪水。
3. No cataclysm has desolated the whole world.
   没有任何激变曾使整个世界变成荒芜。
4. World War II was a cataclysm for all of Europe.
   第二次世界大战对整个欧洲是一大剧变。
5. The Great Depression was an economic cataclysm on a scale hard to imagine.
   大萧条是一场规模难以想像的经济灾难。

Cataclysm:policing extreme overloads in internet applications
Isotopic evidence for a terminal lunar cataclysm
Brief announcement:Cataclysm: handling extreme overloads in internet services
The onset of the lunar cataclysm as recorded in its ancient crater populations
Support for the lunar cataclysm hypothesis from lunar meteorite impact melt ages.
Necrotizing soft tissue lesions after a volcanic cataclysm
High-velocity collisions from the lunar cataclysm recorded in asteroidal meteorites
The ultimate cataclysm: the orbital (in)stability of terrestrial planets in exoplanet systems including planets in binaries
Megaregolith evolution and cratering cataclysm models—Lunar cataclysm as a misconception (28 years later)
The opening of the Plio-Quaternary Gibraltar Strait: assessing the size of a cataclysm