剑桥词典a vertical pipe that is connected to a water supply and provides drinking water （供给饮用水的）竖管 in the US, a vertical pipe that is connected to a water supply and provides water to a public place such as a building or bridge , and that is used when there is a fire （美国为公共场所供水以在灭火时使用的）竖管 返回 standpipe