hàn / zì / xué / kè / chéng / zhuān / mén / jiè / shào / le / zhuǎn / zhù / zhè / yì / chuán / tǒng / fēn / lèi / fāng / fǎ汉字学课程专门介绍了转注这一传统分类方法。The Chinese character studies course specifically introduced zhuanzhu, a traditional classification method.