dead end

名词 dead end:

1. a passage with access only at one end
   同义词：cul, cul de sac
2. a situation in which no progress can be made or no advancement is possible
   同义词：deadlock, impasse, stalemate, standstill

形容词 dead end:

1. lacking opportunities for development or advancement
   同义词：dead-end

1. My job is a dead end; I just work in the stores and there's absolutely no prospect of promotion.
   我的工作没有前途，我只是在仓库工作，因而绝对没有晋升的指望。