On my way home, I saw an impolite young man riding a bike quickly. At a crossing a woman was knocked down by the bike. The young man didn't make an apology and said some dirty words.

在我放学回家的路上，看见一位年轻人车骑得飞快，在路口撞倒了一位妇女，年轻人不但没道歉，反而出口就骂人。