long since

US 
UK 
  • adv.很久以前
  • Web早已;很久以来;早就
un.
1.
远在…之先
adv.
1.
很久以前

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard