scenario
/sɪˈnɑːrɪəʊ/noun
(pl. -os)
1- a written outline of a film, novel, or stage work giving details of the plot and individual scenes（电影或舞台剧的）脚本, 剧情概要; （小说的）梗概：
imagine the scenarios for four short stories.
设想四篇短篇小说的梗概。
1.1
- a postulated sequence or development of events假想中的事态发展情况：
a possible scenario is that he was attacked after opening the front door.
一种想象的可能情况是他打开前门后遭到袭击。
1.2
- a setting, in particular for a work of art or literature（艺术或文学作品中的）场景：
the scenario is World War Two.
场景是第二次世界大战。
词源
late 19th cent.: from Italian, from Latin scena 'scene'.