poster boy片语KK [ˋpostɚ bɔɪ] /ˈpoʊstɚ bɔɪ/发音片语1典型代表、象征人物He quickly became the poster boy for corporate greed.他很快就成了企业贪婪的典型代表。2榜样、模范The young athlete is the poster boy for hard work and discipline.这位年轻运动员是勤奋自律的榜样。3代言人They chose a local teacher as the poster boy for the reading campaign.他们选了一位当地老师作为阅读运动的代言人。用这个字练口说→