求翻译：当然，如果一部电视节目或电视剧收视指标令人满意，片商就会则不断追加投资，尽量维持其生命，延长它的影响力，花大力气打造品牌剧目。可见，正是电视剧品牌在每一个播出季的知名度、影响力的延伸和扩展使其赢得更多的广告回报和市场收益这也是许多美国电视剧“长寿”的秘诀。如：《捉鬼者巴菲》播了7年、《急诊室的故事》播了8年、《X档案》播了9年、《老友记》播了10年；而近几年很热门的《越狱》、《吸血鬼日记》也播了4年、《绯闻女孩》也从07年播出至今是什么意思？

Of course, if a television program or TV ratings indicators are satisfactory, film-makers, you will continue to invest an additional, and try to maintain their lives, to extend its influence, make great efforts to build the brand repertoire. Seen is the TV series brand visibility broadcast each quar

Of course, if a TV or a TV show as a satisfactory indicator, the film distributors will have additional investment, try to maintain their life to extend its influence to make great efforts to create a branding program. It is evident that it is TV series brand in each and every broadcast a quarter of