viaduct
/'vaɪədʌkt; `vaɪə,dʌkt/
n long bridge, usu with many arches, carrying a road or railway across a valley or dip in the ground （跨越山谷或洼地以连通公路或铁路的）高架桥（通常有多孔）.
n long bridge, usu with many arches, carrying a road or railway across a valley or dip in the ground （跨越山谷或洼地以连通公路或铁路的）高架桥（通常有多孔）.
viaduct
n[C]
[Date: 1800-1900; Language: Latin;Origin: via 'way, road' + English -duct (as in aqueduct)]
a long high bridge, especially one with arches, that crosses a valley and has a road or railway on it
[Date: 1800-1900; Language: Latin;Origin: via 'way, road' + English -duct (as in aqueduct)]
a long high bridge, especially one with arches, that crosses a valley and has a road or railway on it
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