rarefied

1. ADJ If you talk about the rarefied atmosphere of a place or institution, you are expressing your disapproval of it, because it has a special social or academic status that makes it very different from ordinary life. 高高在上的; 过于高贵的; 脱离现实生活的[usu ADJ n] [表不满]

It is important for the state's future administrators to get out of the rarefied air of the capital. 对该国未来的统治者来说，摆脱首都高高在上的氛围十分重要。

2. ADJ Rarefied air is air that does not contain much oxygen, for example in mountain areas. (空气)稀薄的; 含氧量少的

...living at very high altitudes where the atmosphere is rarefied. ...生活在空气稀薄的高海拔地区。