transcription, транскрипция: [ hoʊli əv hoʊliz ]
A holy of holies is a place that is so sacred that only particular people are allowed to enter; often used in informal English to refer humorously to a place where only a few special people can go.
...the holy of holies in the Temple.
...the Aldeburgh Festival, the holy of holies in the contemporary British music scene.
N-SING