Chinese translation for "basic group formed by twice translating"
二次变换基群
Related Translations:
twice: adv.两次;两倍。 It is twice as good. 加倍地好。 twice as much 两倍(的份量)。 He is twice the man he was. = He has twice the strength he had. = He is twice as strong as he was. 他比从前加倍强壮了。 T- two is four. 二