bijection

详细解释:【计】 双射, 一一对应

详细解释：

bi.jec.tion

n.Mathematics （名词）【数学】
A function that is both one-to-one and onto.
双射：一对一且映成的函数

来源：
bi-
bi-
(in)jection
(in)jection
or (pro)jection
or (pro)jection