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汉语拼音：hán dòng

公路或铁路与沟渠相交的地方使水从路下流过的通道，作用和桥类似，但一般孔径较小。

• After days of hard work , the culvert was at last completed.

  经过几天的苦战, 高低把涵洞修好了.

• They ran for the culvert and ducked in.

  他们跑到涵洞跟前,钻了过去.

• The term highway includes its highway subgrade pavement, bridges, culverts and tunnels.

  公路包括公路的路基、路面 、 桥梁 、 涵洞、隧道.

• The metal corrugated pipe culverts have more advantage than normal concrete culvert especially in high - cold area.

  特别是在寒区工程中,应用波纹管涵洞更显其优越性.

• The drainage, guardrails , tunnels, curb stones street lamps, and other street equipment of the roads.

  道路之排水沟渠、护栏、涵洞 、 缘石、拦路石 、 挡土墙、路灯及属于道路上各项标志、号志 、 管制设施、设备等.