uncharted
🇺🇸
/ˌʌnˈtʃɑːrtɪd/
🇬🇧
/ˌʌnˈtʃɑːtɪd/
An area that has not been explored or mapped out before.
We decided to explore an area that was completely uncharted.
我们决定探索一个完全未知的区域。