(~s)
1.
The ~ in a camera is the part which opens to allow light through the lens when a photograph is taken.
There are a few things you should check before pressing the ~ release.
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2.
Shutters are wooden or metal covers fitted on the outside of a window. They can be opened to let in the light, or closed to keep out the sun or the cold.
She opened the ~s and gazed out over village roofs.
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