“轻微事故”常见的英文表达是 “minor accident” 。
“minor”意思是“较小的;次要的;轻微的” ,“accident”指“事故;意外事件” ,二者组合就准确表达了“轻微事故”的含义。
例如:There was a minor accident on the highway this morning, but it didn't cause much traffic congestion.(今天早上高速公路上发生了一起轻微事故,但没有造成严重的交通拥堵。)