blockade

柯林斯词典

1. N-COUNT A blockade of a place is an action that is taken to prevent goods or people from entering or leaving it. 封锁
It's not yet clear who will actually enforce the blockade. 目前还不清楚到底谁会来执行封锁。
2. V-T If a group of people blockade a place, they stop goods or people from reaching that place. If they blockade a road or a port, they stop people from using that road or port. 封锁
About 50,000 people are trapped in the town, which has been blockaded for more than 40 days. 约有五万人被困在这个已经被封锁了40多天的小镇里。