filmography在很多电影 明星介绍里都有 字典上查不到 是合成词吧?什么意思啊?

能具体讲下怎么合成的吗?

filmography: a list of motion pictures featuring the work of a prominent film figure or relating to a particular topic (某一导演摄制或名演员导演的)全部影片目录