Definition
A person who wields significant influence or control from a hidden or unofficial position, often behind a formal leader or authority figure.
幕后掌权者
Although he is just a consultant, everyone knows he's the power behind the throne.
虽然他只是一个顾问，但大家都知道他才是幕后掌权的人。
She appears to be an assistant, but in reality, she's the power behind the throne of this company.
她看起来是个助理，但实际上，她是这家公司幕后的掌权者。
Many believe that the low-profile official is the real power behind the throne.
许多人相信，那位低调的官员才是真正的幕后掌权者。