upheaval
US /ʌpˈhiː.vəl/
UK /ʌpˈhiː.vəl/
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。