nonguarded crossing

例句：

1. 1. The group of travelers stopped at a nonguarded crossing to rest and regroup.
   一群旅行者在一个无人看守的过境点停下来休息和重新组织。
2. 2.The military had to cross the nonguarded crossing to reach their objective.
   军队不得不穿过这个无人看守的过境点到达他们的目标。
3. 3. The caravan made its way through the nonguarded crossing, avoiding any potential dangers.
   商队通过这个无人看守的过境点，避开了任何潜在的危险。