- 二重: two-fold; double
- 胶片: film; cartridge; photographi ...
- 二重彩色胶片: bipack
- 胶片: film; cartridge; photographic film 彩色胶片 colour film; 电影胶片 cinefilm; 全色胶片 panchromatic film; 缩微胶片 microfiche; 胶片暗盒 film holder; 胶片厂 photographic film plant
- 二重唱;二重奏: duet
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