Explanation:
1, make photographic film or photosensitive paper sensitive.
2. It is well known that hidden things (mostly disgraceful) are exposed.
3. It refers to people who appear in public.
Source: Jiefang Daily 1988.7.26: "Most of these people have an unsafe mentality, because their love foundation is not solid, and they are afraid that as time goes by, their interests will shift, they will have another love, or some of their shortcomings will gradually be exposed."
antonym
hide
Pinyin: yǐn cáng.
Interpretation: hiding from others.
Source: Lu Xun's letter to Hu: "You said that I have been silent for two or three years, which is not true."