音标发音英式音标 [ˈdaʊn.paɪp]美式音标 [ˈdaʊn.paɪp]英式发音 美式发音 基本解释n.落水管(下悬喷管)同根派生 英汉例句用作名词 (n.)The downpipe of this building could fall off at any time.这个楼的落水管随时都有脱落的危险。英英字典剑桥英英字典 a pipe that carries rain water from the roof of a building