an iron fist

US /æn ˈaɪərn fɪst/
UK /æn ˈaɪərn fɪst/
"an iron fist" picture
1.

철권, 강력하게

to rule or control with strict and often harsh authority

:
The dictator ruled his country with an iron fist.
독재자는 철권으로 나라를 통치했다.
She manages her team with an iron fist, ensuring everyone follows the rules.
그녀는 철권으로 팀을 관리하며 모두가 규칙을 따르도록 한다.