2ADJ-GRADED [usually ADJ n]错综复杂的;盘根错节的;令人费解的 If you describe a situation, process, or field of knowledge as labyrinthine, you mean that it is very complicated and difficult to understand. 错综复杂的;盘根错节的;令人费解的 [formal]
...his failure to understand the labyrinthine complexities of the situation.