1. 涵洞：culm dump 废碴堆 | culvert 涵洞 | cumulative grading curve 累计粒度曲线

2. culvert什么意思

2. 暗渠;下水道：cultural use 文教用途 | culvert 暗渠;下水道 | cumulative rights 可累积的权利

3. culvert的意思

3. 排水渠：cullet 碎玻璃 | culvert 排水渠 | cumec 立方米秒

4. culvert

4. 暗沟：culturing without soil 无土栽培 | culvert 暗沟 | cumulative distribution 累积分布

1. 涵洞;(公路或铁路下面的)排水管，阴沟
    A culvert is a water pipe or sewer that crosses under a road or railway.

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1. a transverse and totally enclosed drain under a road or railway