unexpectedly [ˌʌnɪkˈspɛktɪdlɪ]

例句:

• Miserable, and unexpectedly lonely, she went in search of Jean-Paul.
  内心痛苦、突感寂寞的她去寻找琼－保罗。
  
• The desire to be a mother may creep up on you unexpectedly.
  你会不知不觉地产生想当母亲的渴望。
  
• She panics when people pop in unexpectedly, rushing round plumping cushions.
  一群人冷不防地冒出来，跑来跑去地拍松垫子，这把她吓坏了。
  
• Suddenly, it jackknifes into an unexpectedly poppy chorus.
  来自BBC
• Last year, he unexpectedly quit the Royal Ballet.
  来自BBC
• Coming unexpectedly from a back parlour into the shop.
  来自L. Sterne