self-dual

例句：

1. 1. The design of the self-dual system is very complex and requires a lot of effort to implement.
   这种自对偶系统的设计非常复杂，需要大量的努力来实现。
2. 2.In the field of economics, self-dual models have been widely used to analyze the relationship between consumption and income.
   在经济学领域，自对偶模型被广泛用来分析消费与收入之间的关系。
3. 3. The self-dual property is a key characteristic of many quantum systems, including superconducting circuits.
   自对偶性质是许多量子系统的关键特性，包括超导电路。