照巴赞的说法,电影是“记录在胶片上的影像”,或叫做“投射到屏幕上的光影”。但这些只是电影的外部性,其本质特征应是“一种能从形、声、色诸方面逼真而又动态地再现或表现物质现实的媒体”。电影是舶来品,我国的电影发展历史也不长,因而我们通常所说的电影都是指通过影院观赏的传统意义上的电影,称之为“狭义的电影”,电影发展至今,它可以是光化学成像,也可以是 According to Bazan, films are “images recorded on film,” or “light cast onto the screen.” However, these are just the externalities of the film. The essence of the film should be “a medium that can vividly and dynamically reproduce or express the material reality in terms of shape, sound and color.” Movies are exotic, and the history of the movie development in our country is not long. Therefore, what we usually refer to refers to the movie in the traditional sense that is watched through the theater, which is called “narrow movie”. Since the film has been developed so far, it can be photochemical Imaging, it can be