to face a (brick) wall
01
to reach a point where it is unlikely or too difficult to make any progress
![to [face|come to|hit] (a|the) (brick|) wall definition and meaning](https://cdn.langeek.co/photo/40993/original/?type=jpeg "to [face|come to|hit] (a|the) (brick|) wall definition and meaning")
Idiom
Informal
例子
The team's efforts to implement a new strategy hit a brick wall due to resistance from key stakeholders.
to be against a (brick) wall
01
to encounter a situation where progress or resolution is difficult to achieve
例子
The researchers came up against a brick wall in their study when they could n't access the necessary data due to privacy restrictions.
