n. 掌旗者, 旗手, (喻)杰出的倡导者, 领导者
在线英汉词典

standard-bearer的短语、例句：

standard-bearer n (a) person who carries a standard(4) 旗手; 掌旗者. (b) (fig 比喻) prominent leader in a cause, esp a political one 领导人; 先行者; （尤指政治上的）旗手
a standard-bearer for women´s rights 争取妇女权利的旗手.