cul.vert
n.(名词)A sewer or drain crossing under a road or embankment.涵洞:横在公路或堤岸下面的下水道或排水管
The part of a road or embankment that passes over such a sewer or drain.涵洞桥:跨越涵洞的公路或堤岸的一部分The channel or conduit for such a sewer or drain.涵洞管道:涵洞的沟渠或引水道
来源:[Origin unknown] [词源未知]