indefinable
🇺🇸
/ˌɪndɪˈfaɪnəbl/
🇬🇧
/ˌɪndɪˈfaɪnəbl/
Something that cannot be clearly described or explained.
The beauty of the sunset was an indefinable feeling of peace and wonder.
日落之美是一种难以言喻的平静与惊奇之感。