1.Vehicles are stopped at several checkpoints along the border.
汽车在边境上的几个检站被停下
2.The checkpoint will occur if either <kbyte> data has been written or <min> minutes have passed since the last checkpoint.
无论是 <kbyte> 数被写还是离最近一次检已经过去 <min> 分钟,都会引发检作。
3.State governments are still insisting that they will need checkpoints, to hunt for illicit goods and to inspect the roadworthiness of vehicles, among other things.