「先行者」

(pos:名詞)(sim:先驅)
<explanation>
yue:比其他人更先進行某啲工作、領域嘅人（量詞：個）
eng:forerunner; pioneer
<eg>
yue:佢係提倡國家改革嘅先行者。 (keoi5 hai6 tai4 coeng1 gwok3 gaa1 goi2 gaak3 ge3 sin1 hang4 ze2.)
eng:He is a pioneer advocate for the country's reform.