这个偏远的小诊所位于一个交通不便的山谷里。

The small clinic is located in a ___hard-to-reach valley with limited transportation.

偏远山区的居民通常是政府政策宣传中难以触达的群体。

People in remote mountain areas are often a ___hard-to-reach group for government policy campaigns.

在这个经济环境下，稳定的收入变得难以获得。

In this economic climate, a steady income has become ___hard to reach.