Definition: when something is full or blocked, especially with traffic Level: C1
高峰时段高速公路上交通拥堵严重。
There is heavy traffic ___congestion on the motorways during peak hours.
贝洛奥里藏特的交通拥堵是一个不容忽视的问题。
The traffic ___congestion in Belo Horizonte is an issue that can't be ignored.
市中心的拥堵正给通勤者造成严重延误。
The ___congestion in the city centre is causing significant delays for commuters.
