labyrinth
/ˈlæbərɪnθ; `læbəˌrɪnθ/ n
complicated network of winding passages, paths, etc through which it is difficult to find one's way 迷宫
The old building was a labyrinth of dark corridors. 那古老建筑是一座长廊纵横光线昏暗的迷宫.
(fig 比喻) go through a real labyrinth of procedures to get a residence permit 为获得居住许可证履行繁琐的手续. Cf 参看 maze.