clueless
🇺🇸
/ˈkluːləs/
🇬🇧
/ˈkluːləs/
adjective
R
not having any idea or understanding about something
I was clueless about the new technology at first, but I learned quickly.
一开始我对这项新技术一无所知，但我很快就学会了。
translation
一无所知