Sentence:  If , in preparing that shot for the inevitable showing to your friends , you interrupt the sequence to paste in a few <WSD>frames</WSD> of the child 's grandmother watching this event , you have begun to be an artist in film ; you are employing the basic technique of film ; you are cutting . 
Meaning of the word marked with <WSD> tags:  a single one of a series of still transparent pictures forming a cinema, television or video film