roadblock
n. 路障; <美>障碍
When the police or the army put a roadblock across a road, they stop all the traffic going through, for example because they are looking for a criminal.
The city police set up roadblocks to check passing vehicles.
该市警察设置了路障以检查过往车辆。
1. any condition that makes it difficult to make progress or to achieve an objective;
2. a barrier set up by police to stop traffic on a street or road in order to catch a fugitive or inspect traffic etc.
The language barrier is a roadblock to potential cooperation between foreigners and Chinese.
语言障碍阻碍了中外进一步合作.
The police had set up a roadblock and waved several drivers down.
警方设下路障并挥手示意几位司机停车.
Six policemen started to erect a roadblock.
六个警察着手建立一道路障.
So, signal detection of vehicle is an engineering roadblock.
因此, 车辆信息的信号检测是一技术难题.
He didn't get far. A roadblock had been set up in response to the 911 call.
但他并没有开出很远. 因为警方接到报警电话后,立刻在路上设了一个关卡.