roadblocks

例句:

• 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。
  
• They took to the streets, setting up roadblocks of burning tyres.
  他们走上街头，用点燃的轮胎设置路障。
  
• French soldiers manned roadblocks in the capital city.
  法国士兵把守着首都的各路关卡。
  
• So people are setting up roadblocks to stop them.
  来自VOA
• Dorsey identifies societal roadblocks and endeavors to unblock them.
  来自WSJ
• The military also set up roadblocks in strategic areas.
  来自VOA