castle in the air

US 
UK 
  • na.空想
  • Web空中楼阁;飞天魔毯;空中城堡
na.
1.
空中楼阁,空想

Sample Sentence

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