i·vo·ry tow·er
noun/ˌaɪvəri ˈtaʊə(r)/
/ˌaɪvəri ˈtaʊər/
(disapproving)- a place or situation where you are separated from the problems and practical aspects of normal life and therefore do not have to worry about or understand them
象牙塔（指远离问题、脱离现实的小天地） - academics living in ivory towers
生活在象牙塔中的学者
Word Originearly 20th cent.: translating French tour d'ivoire, used by the writer Sainte-Beuve. - academics living in ivory towers