语音讲解：
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　　定义：

　　a driver who takes more than his share of the road，making it difficult to pass

　　阻扰他人超越自己的蛮横司机

　　例句：

　　There's a read hog up ahead who is driving too slowly and blocking traffic.

　　前面有个司机故意妨碍别人超越，他开得太慢，阻塞了交通。