This use of 'expose' means to make something visible or not hidden. It often means taking away a cover or opening something so people can see it.
Please expose the pictures on the wall.
The sun exposes the plants to light.
In this meaning, 'expose' means to put someone or something in a situation where they can be hurt or damaged because they are not protected.
Cold weather exposes you to illness.
The weak wall exposes the house to rain.
In photography, 'expose' means to let light touch film or a sensor to create an image. This is a technical meaning in cameras and film work.
You must expose the film to light carefully.
He exposed the photo before developing it.
This meaning means showing your real feelings or weaknesses where others can judge or attack you. It is often used for emotional or figurative exposure.
He exposed himself to criticism by speaking out.
She exposed her weak point in the debate.
As a noun, 'expose' means a story or article that shows secret or hidden information, often related to wrong or bad actions.
The newspaper wrote an expose about the crime.
Her expose showed the truth to people.
Here, 'expose' means to put things where people can see them, like in a shop or exhibition. It means to show something clearly.
They expose the new clothes in the shop.
The artist exposed her work in the hall.