preview /ˈpri:ˈvju:/ I. vt. 1. 预演，预映：The drama is being previewed and is going to open to public next month. 这场话剧正预演，下个月要公演。2. 预习：preview the vocabularies 预习单词 ‖II.  n. ［u］ 预演，试映：The film is much appreciated during preview. 电影在试映期间受到称赞。2. 预习：It is difficult to have a good comprehension of this text without preview.如果不预习，这篇课文很难完全理解。