haven't; hasn't; doesn't exist; to not have; to not be[cedict]
被
bèiㄅㄟˋ
by (indicates passive-voice sentences or clauses); to cover; to wear[cedict]
开发
kāi fāㄎㄞ ㄈㄚ
exploit (a resource); open up (for development); to develop[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]