大路朝天,各走半边。纵横全国各地的国道于线每年都在以令人欣喜的数字不断延伸着,面对国道线上南来北往的汽车流,人们对交通运输事业的发展前景充满信心。但与此同时,一股潜藏在国道线上的浊流,也朝着一辆辆汽车里的司乘人员和旅客们袭来。笑立于国道边上的招手女 Road overturned, each go half. Vertical and horizontal national highway across the country each year in an exciting number continue to extend the face of national highway traffic flow in the south, people are full of confidence in the development prospects of transport. But in the meantime, a turbidity stream lurking in the national highway also hit the crew and travelers in a car. Smile standing on the edge of the national road waving woman