Violent flood made us lose our life and property and environment.

迅猛的洪水，使人类的生命财产和生存环境遭受巨大的损失。

youdao

The flood roared on, swift and violent.

水势迅猛异常。

《新英汉大辞典》

Suddenly, the subway tunnel more than a raging flood violent gush.

突然间，地铁隧道里涌出狂暴不止的汹涌洪水。

youdao

The message of the flood story also seems to be that when humans destroy the moral basis of society, when they are violent or cruel or unkind, they endanger the very existence of that society.

而洪水所表达的信息是,当人类毁掉了社会的道德根基，当人类变得暴力，残忍，这都会危及到人类社会的存在。

耶鲁公开课 - 旧约导论课程节选

Similarly, if police flood into estates with historically high rates of burglary or violent offences, their presence will allow them to detect yet more crime while drug possession in leafy suburbs goes unnoticed.

BBC: What's the price of DVD players got to do with crime?