activist

US /ˈæk.tə.vɪst/
UK /ˈæk.tə.vɪst/
"activist" picture
1.

活動家

a person who campaigns to bring about political or social change

:
She is a well-known environmental activist.
彼女は有名な環境活動家です。
The human rights activist spoke passionately about justice.
人権活動家は正義について熱く語った。