supersede
verb [often passive]Verb Forms
| present simple I / you / we / they supersede | |
| he / she / it supersedes | |
| past simple superseded | |
| past participle superseded | |
| -ing form superseding |
to take the place of something/somebody that is considered to be old-fashioned or no longer the best available 取代，替代（已过时或已非最佳选择的人或物） Word Originlate 15th cent. (in the sense ‘postpone, defer’): from Old French superseder, from Latin supersedere ‘be superior to’, from super- ‘above’ + sedere ‘sit’. The current sense dates from the mid 17th cent.