Solarizing is an effect that occurs when a negative is exposed to light part way through the photographic development process.

曝光是在相片冲洗过程中把底片暴露在光线中所发生的效果。

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The trends of development of photographic catalogs are discussed.

分析了照相星表工作的发展趋势。

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Hypo: Abbreviation for sodium hyposulphite, a chemical used to fix photographic images after development.

大苏打：英文是硫代梳酸钠的简称。是显影后把照相影像定影的化学剂。

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