warren

1. N-COUNT A warren is a group of holes in the ground connected by tunnels that rabbits live in. 兔子窝[oft n N]

2. N-COUNT If you describe a building or an area of a city as a warren, you mean that there are many narrow passages or streets. 过道狭窄的建筑; 街道狭窄而密集的街区

...a warren of narrow streets. ...狭窄拥挤的街道。