adj.相互的；互惠的；倒数的；n.倒数；互相关联的事物； 变形： 复数：reciprocals 双语释义：adj.(形容词)互相给予的；互惠的；相互的 given and received in return;mutual英英释义： reciprocal[ ri'siprəkəl ]n.something (a term or expression or concept) that has a reciprocal relation to something else"risk is the recip