passerby [ˈpæsɚˌbaɪ, -ˈbaɪ]

例句:

• The 23-year-old's screams alerted a passerby who went to her rescue.
  那个23岁女孩的尖叫引来了一位过路人前去营救。
  
• Their curtains are perpetually drawn , so a passerby cannot peer inside.
  他们的窗帘遮得严严实实,外人难以看清内情.
  
• You are no longer a passerby in my life.
  你不再仅仅是生命中的过客.
  
• Police rushed to the scene after a passerby found a 4-year-old girl walking along a country road.
  来自NPR
• He never barked for any other reason except to give out his "passerby information".
  来自SA
• I'm merely a curious passerby who, every now and then, is struck by fleeting glimpses of possibilities.
  来自SA