Polymer chemistry links together many repeating chains of small molecules to form a layer-like structure that has unique physical and chemical properties.
化学中的聚合物就是物质中很多相同的分子重复层叠排列，以不同的排列方式组成各种物理和化学形态。
2
A polymer has a repeating structure, usually based on a carbon backbone.
聚合物具有一般是基于碳链的重复结构。
3
Polymer chemistry majors learn about artificial polymers (large molecules made of repeating structural units) and their interactions with other substances.