覆盖着感光胶剂的一卷赛璐珞；用作底片或幻灯片。
A base of celluloid covered with a photographic emulsion; used to make negatives or transparencies.
在照相技术中，覆盖在照相底片上的由胶和银盐组成的感光物质。
In photography, the essential light sensitive coating on photographic film comprising gelatine and silver salts.
在照相技术中，覆盖在照相底片上的由胶和银盐组成的感光物质。
In photography, the essential light sensitive coating on photographic film comprising gelatine and silver salts.
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