an inspection or viewing of something before it is bought or becomes generally known and available 预审;预观 you can get a sneak preview of the pictures on sale. 对这些即将出售的画你可以先睹为快。 ■a showing of a film, play, exhibition, etc., before its official opening (电影)试映;(戏剧)预演;(展览会)预展 ■a short item shown in a cinema as publicity for a forthcoming film; a trailer (电影)预告;预告片 ■a commentary on or appraisal of a forthcoming film, play, book, etc., based on an advance viewing (预先看电影、戏剧、书等后所作的)预告性述评 ■(Computing)a facility for inspecting the appearance of a document prepared on a word processor before it is printed (计算机)打印预览
verb
[with obj.]display (a product, film, play, etc.) before it officially goes on sale or opens to the public 预展(产品);试映(电影);预演(戏剧) the company will preview an enhanced version of its database. 公司将预展其数据库的升级版。 ■see or inspect (something) before it is used or becomes generally available 预先检查;预审 the teacher should preview teaching aids to ensure that they are at the right level. 教师应当预先检查教具以确保它们的高低合式。 ■comment on or appraise (a forthcoming event) in advance 预评;预测 next week we'll be previewing the new season. 下周我们将对新赛季作预评。