downpipe

美 ['daʊnpaɪp]
英 ['daʊn.paɪp]
  • n.(从屋顶到地面的)雨水管
  • 网络水落管;落水管;下水管
复数:downpipes  
downpipe
n.
1.
(从屋顶到地面的)雨水管a pipe for carrying water from a roof down to the ground or to a drain