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; 過(guò)於高貴的; 脫離現(xiàn)實(shí)生活的[usu ADJ n] [表不滿(mǎn)]

It is important for the state's future administrators to get out of the rarefied air of the capital. 對(duì)該國(guó)未來(lái)的統(tǒng)治者來(lái)說(shuō)，擺脫首都高高在上的氛圍十分重要。

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

...living at very high altitudes where the atmosphere is rarefied. ...生活在空氣稀薄的高海拔地區(qū)。