zhè / běn / shū / de / zhù / shì / cǎi / yòng / fāng / tóu / kuò / hào / yǔ / zhèng / wén / qū / fēn / kāi / lái这本书的注释采用方头括号,与正文区分开来。The notes in this book use lenticular brackets to distinguish them from the main text.