The first commercial lithium-ion battery, launched by Sony in 1991, was a rocking-chair design that used cobalt oxide for the positive electrode, and graphite (carbon) for the negative one.
1991年， Sony 发布了第一款商用锂离子电池，它采用的就是摇椅式设计，其中用钴氧化物做正极，石墨（ 碳 ）做负极。