A waggoner was once driving a heavy load on a very muddy road.
一名车夫赶着货车沿着一条非常泥泞的小路前行。
Because of the large deformation of the soft base structure, the pavement would have fatigue failure under heavy load to make the road losing its function.
柔性基层结构由于基层结构变形大，在重载交通条件下，路面面层短期内在重复荷载作用下易产生疲劳破坏，导致路面结构层的功能丧失。
Looking down he saw the tame donkey walking slowly along the road, carrying a heavy load of wood.
它俯身向山下望去，看到人家驴正驮着沉重的木头，缓慢地沿着路边走着。
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