索引词：preview & purview
例文：(1) preview [ˈpri:vju:] n[C] & v.t. & v.i. 预演，预展 [例1] A sneak preview of the new film will be held in the auditorium. 新片的预映将在大礼堂举行。 [例2] Journalists will be able to preview the exhibition tomorrow. 新闻记者明天可以预先观摩展览。