traffic jam
US /ˈtræf.ɪk ˌdʒæm/
UK /ˈtræf.ɪk ˌdʒæm/

1.
交通堵塞, 堵车
a long line of vehicles on a road that cannot move or can only move very slowly
:
•
I was stuck in a huge traffic jam for an hour.
我被困在巨大的交通堵塞中一个小时。
•
The accident caused a massive traffic jam on the highway.
事故导致高速公路上出现大规模交通堵塞。