人祸

shuǐ zāi de fā shēng shì tiān zāi yǔ rén huò gòng tóng zuò yòng de jié guǒ

水灾的发生是“天灾”与“人祸”共同作用的结果。

Inundation is the joint outcome of natural calamity and man-made calamity.