Some writers find that working with a printed copy of the manuscript helps them to visualize the process of change; others prefer to revise entirely on screen.
有些作家有一份复印件的话，能帮助他们的修改过程形象化，而其他人则全部强向于完全在屏幕上修改。
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Screenwriters also work as continuity writers, providing the scripts for previews of coming programs, television station announcements and advertising copy for in-program sponsors.