A flood of divorces followed the social upheaval of the Second World War.第二次世界大战造成的社会动荡引发了离婚潮。

Wherever there is political upheaval, invariably there are refugees.哪里有政治动乱, 哪里就有难民。

Having a baby will mean the greatest upheaval in your life.有了孩子意味着你的生活要发生重大变化。