upheaval

US /ʌpˈhiː.vəl/
UK /ʌpˈhiː.vəl/
"upheaval" picture
1.

劇變, 動盪, 騷亂

a violent or sudden change or disruption to something

:
The political upheaval led to a change in government.
政治動盪導致政府更迭。
The company is undergoing a major organizational upheaval.
公司正在經歷一場重大的組織變革