/ˌædəpˈteɪʃən/
a film/movie, book or play that is based on a particular piece of work but that has been changed for a new situation 改编本;改写本
a screen adaptation of Shakespeare’s ‘Macbeth’
莎士比亚悲剧《麦克白》的电影改写本

the process of changing sth, for example your behaviour, to suit a new situation 适应
the adaptation of desert species to the hot conditions
沙漠物种对炎热环境的适应