Balloons are made of rubber. Rubber is made up of polymer chains.
气球是由橡胶所制成的，橡胶是由聚合物链组成。
The problem whether natural rubber is a polymer with linear chain molecules has been solved.
天然橡胶是否是线型链状分子的聚合物，这个问题已经解决了。
The rubber in this ball is a special polymer, which is impervious to heat.
制造这种气球的橡胶是一种特别聚合物，可以隔热。
The rubber in this ball is a special polymer, which is impervious to heat.
制造这种气球的橡胶是一种特别聚合物，可以隔热。
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