tile drainage system瓦: tile; put tiles on a roof; c ...管: pipe; tube排水系统: drainage system; sewerage集组瓦管排水系统: group tile drainage system瓦管排水: clay pipe drainage; tile drainage下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:瓦管排水系统，即可在微信中查询翻译
