不認識,無意識的,不知覺的
Incognizant \In*cog"ni*zant\, a. Not cognizant; failing to apprehended or notice. Of the several operations themselves, as acts of volition, we are wholly incognizant. --Sir W. Hamilton.
incognizant adj : (often followed by `of') lacking knowledge or awareness; "incognizant of the new political situation" [syn: {unaware}] [ant: {cognizant}]