词汇	索引缺口
释义	索引缺口 thumb notch
随便看	urban water conservation system urban water conserving urban water consumption urban water corporation urban water crisis urban water demand urban water demands urban water distribution network urban water distribution pipe network urban water distribution system urban water ecosystem Urban Water Eco-system urban water ecosystem health urban water environment urban water environment syste urban waterfront urban water front urban waterfront area urban waterfront commercial district Urban waterfront landscape Urban Waterfront Region Urban waterfronts urban waterfront settlements Urban waterfront space urban water front space