unpaved
adj. 未铺砌的;没有铺柏油的;没有铺石砖的
例句
Trees were to be left uncut, roads unpaved.
树木未被修剪,道路未被铺设。
《柯林斯英汉双解大词典》
The worst part of the journey is a central unpaved section.
这趟旅途中最糟糕的莫过于中间那段没有铺设沥青路面的部分。
Rural roads are largely unpaved; in cities traffic often snarls to a halt.
乡镇大部分道路是原始的泥巴路。 城市里,交通频繁堵塞。