the leading or most important part of a movementan activist who is on the leading edge of the fight for equal marriage rights
an activist who is on the leading edge of the fight for equal marriage rights
cutting edge, forefront, front line, van, vanguard
spearhead
in 1877
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。