the state of being married 婚姻；已婚状态 - in/out of wedlock
children born in/out of wedlock (= whose parents are/are not married) 婚生／非婚生子女
Word Originlate Old English wedlāc ‘marriage vow’, from wed ‘pledge’ (related to wed) + the suffix -lāc (denoting action).- in/out of wedlock