- 三色: three-colour
- 底片: negative; photographic plate ...
- 补色底片: complementary negative
- 彩色底片: autochrome; color negative film; colour negative film; dye negative
- 分色底片: color separation negative; separation negatives
关注微信公众号：chachacidian，回复:三色底片，即可在微信中查询翻译
