that has never happened, been done or been known before 前所未有的;空前的;沒有先例的 The situation is unprecedented in modern times. 這種情況在現代還沒有出現過。 There were unprecedented scenes of violence in the city’s main square. 該市主要廣場出現了前所未有的暴力場面。
Oxford Collocations Dictionaryverbs- be
- entirely
- quite
- totally
- …