passerby的近义词spectator 观众观察的近义词observer 观察者passer-by 过路人passer 过路人 扩展资料例句：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。The interior was shielded from the cu...