N-COUNT (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.
There are a few things you should check before pressing the shutter release. 按下快门之前有几个地方要检查一下。
...a slow shutter speed. 缓慢的快门速度
N-COUNT 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.
She opened the shutters and gazed out over village roofs. 她打开了百叶窗,向外俯视着村里房子的屋顶。