If a place is gridlocked, the roads are blocked with a lot of traffic so vehicles cannot move.

The Chicago area is one of the most gridlocked metropolitan regions in the US, according to a new traffic study. 根据一项新的交通研究，芝加哥地区是美国交通堵塞最严重的大都会地区之一。

The radical urban transport scheme is designed to clear London's gridlocked roads. 这项激进的城市交通计划旨在解决伦敦严重的道路拥堵问题。

Synonyms: blockedjammed (STUCK)

not able to make any progress

He was frustrated by a gridlocked Congress in his attempts to implement health reforms. 国会在他试图推动医疗改革时陷入僵局，这使他倍感沮丧。

Talks are currently gridlocked. 谈判目前陷入僵局。