unfamiliar
🇺🇸
/ˌʌnfəˈmɪliər/
🇬🇧
/ˌʌnfəˈmɪliə(r)/
not known or recognized
The symbols on the map were unfamiliar to me.
地图上的符号对我来说很陌生。
not having knowledge or experience with something
I felt uncomfortable in the unfamiliar surroundings.
在不熟悉的环境中我感到不舒服。