camera obscura
noun /ˌkæmərə əbˈskjʊərə/
/ˌkæmərə əbˈskjʊrə/
- an early form of camera consisting of a dark box with a tiny hole or lens in the front and a small screen inside, on which the image appears
暗箱（早期的照相机） 词源early 18th cent.: from Latin, ‘dark chamber’.