also; too; (in classical Chinese) final particle serving as copula[cedict]
曾经
céng jīngㄘㄥˊ ㄐㄧㄥ
once; already; former; previously; ever; (past tense marker used before verb or clause)[cedict]
实习
shí xíㄕˊ ㄒㄧˊ
to practice; field work[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]