warren/ˈwɔrən/复数形式warrens1兔穴, 地下隧道网络a network of interconnected underground tunnels and chambers where rabbits or other small burrowing animals live同义词: rabbit warren2兔穴, 兔子群a colony of rabbits3一个人口过于密集的住宅区, 一个拥挤的住宅区an overcrowded residential area同义词: rabbit warren