haven't; hasn't; doesn't exist; to not have; to not be[cedict]
人
rénㄖㄣˊ
man; person; people[cedict]
质疑
zhì yíㄓˋ ㄧˊ
call into question; question (truth or validity)[cedict]
过
guòㄍㄨㄛˋ
(experienced action marker); to cross; to go over; to pass (time); to celebrate (a holiday); to live; to get along; excessively; too-; surname Guo[cedict]