n.十字军，十字军战士，(某)运动的参加者

原形：crusader复数：crusaders

The medieval crusaders were driven by a strong religious fervor to reclaim the Holy Land from the Muslims.
中世纪的十字军被强烈的宗教热忱驱使，要从穆斯林手中夺回圣地。
He was seen as a modern-day crusader against corruption in politics.
他被视为当今反政治腐败的斗士。
The environmentalist is a tireless crusader for cleaner air and water.
这位环保主义者是清洁空气和水的不懈倡导者。
The lawyer dedicated his career to being a crusader for social justice.
这位律师将他的职业生涯献给了社会公正的捍卫者。
The journalist became a crusader against fake news after being misled by a false report.
这位记者因被假新闻误导后，成为了打击虚假新闻的斗士。
In the film, the main character is a lone crusader fighting against a powerful corporation.
在电影中，主角是一个独自对抗强大公司的战士。
She was hailed as a crusader for women's rights in her country.
她被誉为国内妇女权利的捍卫者。
The teacher has become a crusader for better education policies in the public school system.
这位教师已成为公立学校系统更好教育政策的倡导者。
His speeches as a crusader against poverty inspired many to take action.
他作为反贫困斗士的演讲激励了许多人采取行动。
The activist was a relentless crusader for LGBTQ+ rights, tirelessly fighting discrimination.
这位活动家是一位为LGBTQ+权益不懈斗争的斗士，无畏地反对歧视。