cataclysm model突变模型
geological cataclysm地质灾害
cataclysm theory灾变说
cataclysm operator灾变算子
cataclysm forecast灾变预测
cataclysm event灾变事件
atomic cataclysm原子激变
grey cataclysm forecast灰色灾变预测
Cataclysm of Stone天降石祸
N-COUNT(可数名词) A cataclysm is an event that causes great change or harm. 大变化; 大灾难 [正式]