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早在1860年前后,有关在底片及照片上修整人像缺陷的方法就有所记载了。即使现在,这种原版修整技术,也成为照相馆中的一门传统技术。
As early as around 1860, there was a description of how to fix portrait defects on negatives and photographs. Even now, this original trimming technique has become a traditional technique in the photo studio.