unintelligible

US /ˌʌn.ɪnˈtel.ə.dʒə.bəl/
UK /ˌʌn.ɪnˈtel.ə.dʒə.bəl/
1.

không thể hiểu được

not able to be understood:

:
•
He muttered something unintelligible.
:
unintelligent