adjective🔗Share单射的，一对一的。 Of, relating to, or being an injection: such that each element of the image (or range) is associated with at most one element of the preimage (or domain); inverse-deterministic"Because each student received a unique ID number, the assignment of student names to ID numbers was an injective function. "由于每个学生都收到了一个唯一的ID号码，所以学生姓名到ID号码的分配是一个单射函数（也就是说，每个ID号码只对应一个学生姓名）。mathtechnicalfunctionChat with AIVocabulary GamePractice Reading
