demi-monde
noun/ˌdemi ˈmɒnd/
/ˌdemi ˈmɑːnd/
[singular] (from French)- people whose behaviour or beliefs prevent them from being fully accepted as part of the main group in society
不完全被社会接受的人;行为(或信仰)不受社会尊重的人 Word OriginFrench, literally ‘half-world’.