a.[(+to)]

1. 达不到的；难进入的
   The cave was inaccessible, high up the top of a cliff which no one could climb.

   那个洞穴在没人能爬的高耸的悬崖顶上，无法进入。

2. 难接近的；难见到的；不受影响的
   That man was inaccessible to pity.

   那个汉子没有恻隐之心。

3. 得不到的
   The papers were inaccessible to the public.

   这些文件公众无法接触。

adj.

1. unable to be reached.
   ▸unable to be used.
2. difficult to understand or appreciate.
3. not open to advances or influence; unapproachable.