reciprocate〔名词〕使...往复,互换详细»
reciprocate往复，来回互换详细»
互惠mutual benifit;mutually benificial;reciprocity详细»
互惠mutual advantage;reciprocity详细»
互惠reciprocity详细»
互惠reciprocity;mutual advantage;mutually beneficial;commercial reciprocity详细»
互惠reciprocity;mutual advantage;mutually beneficial;commercial reciprocity详细»