inaccessible
adjective uk/ˌɪn.əkˈses.ə.bəl/ us/ˌɪn.əkˈses.ə.bəl/
(PLACE)
难到达的，无法去的
very difficult or impossible to travel to
one of the most inaccessible places in the world 世界上最难到达的地方之一
Some of the houses on the hillside are inaccessible to cars. 山坡上的一些房屋开车上不去。
(MEANING)
难懂的;难以欣赏的
difficult to understand or admire
Why is opera so inaccessible to so many people? 为什么歌剧有这么多人无法欣赏？
I found his lecture completely inaccessible. 我发觉他的讲座完全听不懂。