impasse
US /ˈɪm.pæs/
UK /ˈɪm.pæs/

1.
僵局, 死胡同
a situation in which no progress is possible, especially because of disagreement; a deadlock
:
•
The negotiations reached an impasse.
談判陷入了僵局。
•
We've reached an impasse in our discussions.
我們的討論陷入了僵局。