roadblock
n. 路障; <美>障礙
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.
該市警察設定了路障以檢查過往車輛。
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.
語言障礙阻礙了中外進一步合作.
The police had set up a roadblock and waved several drivers down.
警方設下路障並揮手示意幾位司機停車.
Six policemen started to erect a roadblock.
六個警察著手建立一道路障.
So, signal detection of vehicle is an engineering roadblock.
因此, 車輛資訊的訊號檢測是一技術難題.
He didn't get far. A roadblock had been set up in response to the 911 call.
但他並沒有開出很遠. 因為警方接到報警電話後,立刻在路上設了一個關卡.