clueless

adjective
🔊/ˈkluːləs/
🔊/ˈkluːləs/
(informal, disapproving)
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  1. very stupid; not able to understand or to do something很愚蠢的;(对某事)不懂的,无能的
    • He's completely clueless about computers.他对计算机一窍不通。🔊🔊
    • Henry was a young and very clueless officer.亨利是一位年轻而无知的军官。
    Topics Personal qualitiesc2