unmindful /ˌʌnˈmaɪndfəl/ adjective Learner's definition of UNMINDFUL
: not aware of something that might be important未留意的;没有注意到的 —
often + of or that -
He was unmindful of the possible consequences of his decision.他没有意识到自己的决定可能会造成的后果。
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He complained loudly about his boss, unmindful that she was standing nearby.他大声抱怨他的老板,没有注意到她就站在附近。