in advance

US 
UK 
  • na.预先;在先头
  • Web事先;提前;事前
na.
1.
预先,事先
2.
在先头,在前面

Sample Sentence

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