[] a large notice, often with a picture on it, that is put in a public place to advertise sth招贴画；海报◆The company put up posters to advertise its new product.这家公司张贴海报以宣传其新产品。➡ picture at store ⨁to display / put up / take down a poster展示／张贴／取下海报⨁to design / print a poster设计／印刷海报⨁a poster advertisement / campaign海报广告／宣传活动●ˈposter child/boy/girl () a person or thing that is seen as representing a particular quality or activity代言人；模范；典范◆The company has become the poster child for electronic commerce.这家公司已成为电子商务的典范。◆He's the IT industry's poster boy for success.他是信息技术产业成功者的典范。