Smartphones also typically feature cameras with a macro mode that allows automatic focus over very short distances to scan codes that appear in a newspaper or magazine.
智能手机还带有具有微距模式的摄像头,这些摄像头可以短距离自动对焦扫描出现在报纸和杂志上的条码。
3
Long derided for its simplistic morality, the western film genre came to be seen instead as a series of conventions and codes that acted as a short-hand communication methods with the audience.