bystander [ˈbaɪˌstændɚ]

例句:

• This curiosity from a bystander occasioned them some surprise.
  来自F. Tuohy
• It looks like an innocent bystander was killed instead of you.
  看起来是一个无辜的旁观者当了你的替死鬼。
  
• " Here you are, " remarked a bystander, putting a coin into his hand.
  “ 给你, “ 一个旁观者说, 把一些硬币放到他的手上.
  
• Police attach credence to the report of an unnamed bystander.
  警方认为一位不知姓名的目击者的报告很有用.
  
• One militiaman, one bystander, and several strikers fell.
  来自NEWYORKER
• Hence, carbon dioxide did not do it, and is an innocent bystander.
  来自SA