duplex film

例句：

1. 1. Theduplex film was used to capture thescene in a way that would be difficultto replicate.
   这种双层电影胶片被用来捕捉场景，这种方式很难复制。
2. 2. Thefilmmakers were able to use the duplex film to create a seamless transition betweenscenes.
   电影制作人能够使用这种双层电影胶片来创造场景之间的无缝过渡。
3. 3. The duplex film was used asa backup source for the project, providingadditional footage for the final edit.
   这种双层电影胶片作为项目的备用素材，为最终剪辑提供了额外的镜头。