downspout

[化] 降液管; 溢流管

词形变化

downspouts 复数 downspouts

释义与例句

n.
  1. 1.

    A vertical pipe or conduit that carries rainwater from the scupper, guttering of a building to a lower roof level, drain, ground or storm water runoff system.

词源

From down + spout.

来源：wiktionary