词汇	substantive source
释义	substantive source 实质渊源
随便看	existence and unique-ness existence and uniqueness of solution existence and uniqueness property existence and uniqueness theorem existence and uniuqeness existence-appearance sentences Existence Association existence behavior existence cause existence characteristics of ore body existence circumstances existence condition existence conditions existence constraint existence cost existence crisis existence cycle existence dependency existence detection existence detection of chessmen existence dilemma existence dimensionality existence domai existence domain existence doubtful