二象性

例句：

1. 1. This painting has a dual nature- it's both realistic and abstract.
   这幅画具有双重性质——既现实又抽象。
2. 2. The concept of duality iscentral to many philosophicaldebates.
   双性概念是许多哲学辩论的核心。
3. 3. The scientist discovered the dualityof light and matter in the experiment.
   科学家在实验中发现了光和物质的双重性。