For those in unmapped areas, a natural disaster often means no one will come to find you.

对于未测绘地区的人来说，一场自然灾害通常意味着没有人会来找你。

As rescue workers arrived in the region in search of survivors, we learned that thousands of displaced people were in unmapped areas, making it difficult to reach them with much-needed food and medical supplies.

当救援人员抵达该地区寻找幸存者时，我们了解到数以千计的流离失所者身处未绘制地图的地区， 因此很难为他们提供急需的食物和医疗用品。