duplicitas

例句：

1. 1.The concept of duality is central to the study of quantum mechanics.
   双性概念是量子力学研究的核心。
2. 2.Duplicity in leadership can lead to mistrust and distrust among colleagues.
   领导的双重性可能导致同事之间的不信任和不信任。
3. 3.In philosophy, duality often refers to the idea that there are two distinct aspects or dimensions to a phenomenon.
   在哲学中，双重性通常指的是一个现象有两个截然不同的方面或维度。