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。
Rosa multiflora is widely used as a dense hedge along median strips of dual-carriageway roads such as parkways in the United States.
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。
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。
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。
It would double the length of Colombia's dual-carriageway roads, continue upgrading Bogotá's airport, revive railways and expand shipping by boat.
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