... road improvement 改进道路 ; 改善道路 ; 改善工程 ; 道路改善 river improvement 河川整治 ; 河流整治 convergent improvement 复合改进 ...
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通过建造台阶、扶手和人行天桥来改善道路是有意义的。
It made sense to improve the paths by building steps, handrails and footbridges.
今天，这个地区没有人会讨论改善道路和廉价交通方式的重要性。
Today, nobody in the district argues about the importance of improved paths and inexpensive means of transport.
除了改善道路之外，这些方法还提供了关于操作机械车间和公共汽车、卡车服务的培训。
In addition to the improvement of roads, these methods provided training in the operation of a mechanical workshop and bus and truck services.
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