activist
US /ˈæk.tə.vɪst/
UK /ˈæk.tə.vɪst/
1.
活动家, 积极分子
a person who campaigns to bring about political or social change
:
•
She is a well-known environmental activist.
她是一位著名的环保活动家。
•
The human rights activist spoke passionately about justice.
这位人权活动家热情地谈论着正义。