... identity mapping ==> 恒等写像 identity of a group ==> 单位元素 identity of operation ==> 等同运算 ...
双语例句
1
A rising groupof young Indians conceives of class very differently: not as a fixed identity, but as a transient situation, and a situation that can change.
崛起中的年轻一代印度人则对阶级有截然不同的看法：它不是固定的身份标签，而是一个暂时而且可变的状态。
2
As our group membership forms our identity, it is only natural for us to want to be part of groups that are both high status and have a positive image.
鉴于这种说法，我们希望成为地位高、形象良好的群体中的一员就再正常不过了。
3
And once part ofagroup, a process called deindividuation means that people often give up their personal identity and values.