onlooker [ˈɑ:nlʊkə(r)]

例句:

• The exceptional pallor of their skin...put the onlooker...in mind of Grecian marbles.
  来自I. Murdoch
• One onlooker had to be restrained by police.
  一个旁观者遭到了警察的制止。
  
• An impartial onlooker must be sought out.
  须问旁观冷眼人.
  
• I am still an onlooker and my position is privileged.
  我仍然是个旁观者,我处于享有特殊权利的位置.
  
• Do the "onlooker"s negative evaluations temper with time?
  来自SA
• On her way into court she was glitterbombed by an onlooker.
  来自THETIMES