mindless /ˈmaɪndləs/ adjective Learner's definition of MINDLESS
1
a : having or showing no ability to think, feel, or respond无情的;冷漠的 b : showing no use of intelligence or thought没头脑的;欠考虑的 : having no purpose无谓的 c : requiring very little attention or thought无须集中注意力的;无须动脑的 2
: not aware of something : not mindful of something没意识到…;不在乎(某事)
— mindlessness
noun [noncount]