In the process of developing a photo, a latent image can only come out when the photosensitive material is developed.

在冲洗相片过程中，感光材料经显影处理后才会出现潜影。

youdao

The application of dyestuffs in information recording and storage industry is reviewed, such as digital ink-jet printing, photosensitive material, xerox and compact disc storage.

介绍了染料在信息记录与存储领域的应用，如数码喷墨打印、感光材料、静电复印和光盘存储等。

youdao

Light particles blast the photosensitive material on a silicon wafer to create the features on a chip, just as in photography, photons transform silver molecules on photographic film into visible images.

FORBES: Trick Of The Light