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1·The new road runs out shortly afterwards, but a few miles later the main highway turns into a recently completed dual carriageway.

朝前不远新路就结束了，但在几英里以外，干道公路转入一条新近建成的双车道。

2·But on the outskirts of the city, just off a busy dual carriageway, is the collection of low-rise, landscape-gardened buildings that make up the Cambridge Science Park.

在城市的外围，繁忙的双向车道边，有一片由低层、园林风格的建筑物组成的地方，便是剑桥科技园了。

3·It would double the length of Colombia’s dual-carriageway roads, continue upgrading Bogotá’s airport, revive railways and expand shipping by boat.

这项计划将使哥伦比亚的双车道道路长度变为原来的两倍，继续升级波哥大机场，重修铁路以及扩充船舶运输。

4·This bottleneck will be eased later this month, when a 4.5km (2.8-mile) dual-carriageway bypass with wider Bridges will open.

这一运输瓶颈将会在本月得到缓解，因为一条长达4.5公里(2.8英里)，带有更为宽阔桥梁的双车道支线道路即将开通。

5·It would double the length of Colombia's dual-carriageway roads, continue upgrading Bogotá's airport, revive railways and expand shipping by boat.

这项计划将使哥伦比亚的双车道道路长度变为原来的两倍，继续升级波哥大机场，重修铁路以及扩充船舶运输。

6·Rosa multiflora is widely used as a dense hedge along median strips of dual-carriageway roads such as parkways in the United States.

蔷薇被广泛用作沿中位数的双车道道路，例如在美国公园道，带。