城市地区有密集的人类建筑，如房屋、商业建筑、道路和桥梁。

Urban areas have a density of human structures such as houses, commercial buildings, roads and bridges.

youdao

以前的重心是大坝、道路和桥梁等大型基础设施项目，现在开始转向直接改善国家基础服务的项目。

Where previously it had concentrated on the big infrastructure projects such as dams, roads and bridges, it began to switch to projects which directly improved the basic services of a country.

youdao

全台各地许多道路和桥梁遭洪水冲毁。

Around the island, roads and Bridges were destroyed by flooding.

youdao

Built bridges and roads and automobiles, so we can get from one place to another relatively quickly because of that.

桥梁和道路的修建以及汽车的出现,使我们能够快速地,从一个地方到另一个地方

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