1)  reciprocal
互逆
1.
A new concept of equivalent reciprocal formal power series was presented in this paper,and five groups of combinatorial twin identities were also obtained through the method of derivation and the method of reciprocal.
提出形式幂级数的等价互逆概念,应用导数法与互逆法获得5组孪生恒等式。
2)  mutual inverse
互逆性
3)  mutually-inversistic logic
互逆逻辑
4)  mutual-inversism
互逆主义
5)  mutually-inversistic implication
互逆蕴涵
6)  contrary effect
互逆效应
参考词条
补充资料：提婆五逆与三逆
【提婆五逆与三逆】
　（故事）(参见：五逆)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。