upheaval
US /ʌpˈhiː.vəl/
UK /ʌpˈhiː.vəl/
1.
剧变, 动荡, 骚乱
a violent or sudden change or disruption to something
:
•
The political upheaval led to a change in government.
政治动荡导致政府更迭。
•
The company is undergoing a major organizational upheaval.
公司正在经历一场重大的组织变革。