noun 下载 🔗分享 落水管,排水管。 The drainpipe that connects a roof-line gutter with the ground. Examples : "After the heavy rain, water rushed down the downpipe and into the drain. " 暴雨过后,雨水顺着落水管哗哗地流到排水沟里。 architecture building utility 与AI对话词汇游戏阅读练习