passerby啥意思呢

passerby的意思是 1/释义： n. 行人，过路人 2/例句： The 23-year-old's screams alerted a passerby who went to her rescue. 那名23岁女孩的尖叫声引起了一个过路人的警觉，他救了她。 A passerby described what he saw moments after the car bomb...