资料来源 : pyDict

预览事先查看事先查看,预展,预演

资料来源 : WordNet®

preview
     n 1: an advertisement consisting of short scenes from a motion
          picture that will appear in the near future [syn: {prevue},
           {trailer}]
     2: a screening for a select audience in advance of release for
        the general public
     v : watch (a movie or play) before it is released to the general
         public