free chain complex

例句：

1. 1. Thefree chain complex is a key component in the development of new materials.
   自由链复合体是开发新材料的关键组成部分。
2. 2.The free chain complex has been found to have significant impacts on the environment.
   自由链复合体被发现对环境有重大影响。
3. 3.The researchers are working on developing a free chain complex that can be used for energy storage.
   研究人员正在研究开发一种可用于能源存储的自由链复合体。