摄影纪录：一张记录表，它提供了拍摄在一卷原底片上的场景的细节。
Camera Log: a record sheet giving details of the scenes photographed on a roll of original negative.
我有一卷彩色胶卷。请把它冲洗一下，并且每张底片各印一张照片。
I have get a roll of colored film. Please develop it and make one print each exposure.
事实上，它只限定于黑白底片，但是也在彩色底片上使用。
Actually defined only for black-and-white films, but also used in the trade for color films.
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