convolute structure

例句：

1. 1.The molecule has a convoluted structure that makes it difficult to understand.
   这个分子有一个卷曲的结构，使得它难以理解。
2. 2. The new design features a convoluted structure that enhances the user experience.
   新设计采用了卷曲结构，增强了用户体验。
3. 3. The scientist discovered a convoluted structure in the crystal structure of the mineral.
   科学家在矿物的晶体结构中发现了卷曲结构。