您要查找的是不是：
- The roads were cordoned off. 这些道路被封锁了。
- The streets were cordoned off for the marathon. 为了马拉松赛跑那些街道都实施交通管制。
- The roads were sanded after the snowstorm. 道路在暴风雪之后铺上了沙子。
- Area beneath must be cordoned off by suitable means or signage. 利用适当的方式或标识对地下区域进行警戒。
- The roads were covered with snow (dust,mud,etc.). 路上到处是雪（土，泥）。
- Police cordoned off the road and diverted commuter traffic. 警察封锁了道路并分流交通。
- The roads were sanded during the cold weather. 冷天在路面上撒了沙子。
- This part of the city has been cordoned off. 市区这一部分已被封锁了。
- The road was covered with fir needles. 这条路上铺满了冷杉针叶。
- The roads were built before cars were invented. 街道都是自动车发明以前建造的。
- The road was blocked by a huge rock. 道路被一块大石头堵住了。
- The road was edged with snow drifts. 路边上有一个个雪堆。
- The road was littered with wrecked cars. 公路上弃置著撞坏的汽车。
- He said the government will control checkpoints around Sadr City, but the area will not be cordoned off entirely. 他说，伊拉克政府将控制萨德尔城周围的检查站，但是该地区不会完全被封锁。
- The roads were sanded after the snowstorm . 暴风雪后的路上撒了沙防滑。
- The road was paved with cobblestones. 那条路是用鹅卵石铺成的。
- The road was paved with concrete. 路面由混凝土铺成。
- Sometimes constants are cordoned off by themselves so that they can be optionally placed in read-only memory (ROM). 有的常数需要严格地保护，所以可考虑将它们置入只读存储器(ROM)。
- After the heavy frost the road was a sheet of ice. 浓霜过後，路面结了一层冰。
- Residents said the area where the rioting took place was cordoned off Sunday and was being patrolled by the police. 据骚乱地区的居民说，周日当地已经戒严，并由警方人员在此巡逻。
