Identical permutation group
[计] 恒等的的置换群
🧩 词语组成解析
permutation
[ˌpə:mju(:)'teiʃən]
n. （一组事物可能的一种）序列，排列，排列中的任一组数字或文字;
group
[ɡrup]
n. 组，团体;群，批;（雕塑等的）群像;（英美的）空军大队;
vt.& vi. 使成群，集合;
vt. 分类，归类;
🗣️ 情景例句
Don't you think you ought to call Pete
你不觉得应该打个电话给Pete
If I had known her telephone number, I would have called her.
如果我知道她的电话号码，我就给她打电话了。
Duck your head as you go through the door there.
经过那儿的门时，请将头放低。