及物动词
名词
1. (照相机的)快门
The shutter in a camera is the part which opens to allow light through the lens when a photograph is taken.
2. 百叶窗
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.
1. a hinged blind for a window
2. a mechanical device on a camera that opens and closes to control the time of a photographic exposure