你包里有没有未曝光的胶卷？

Have you got any unexposed films in the bag?

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在这个实验中，挑战螨暴露部分未曝光的叶螨的初步治疗。

In this experiment, the challenge mites were exposed to a section of the leaf unexposed to initial treatment with mites.

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化学灰雾：显影过度造成全面性增加的密度。是由于未曝光的卤化银被显影液感染所引致。

Chemical fog: Overall density produced by an excessive degree of development, due to unexposed silver halides being attacked by the developing solution.

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