二號 èrhào number two Origin Definitions Defs Strokes Stroke Words Sentences Sents 二号人物 èrhàorénwù second-rate person a person who is considered second-best or of secondary importance or quality二号电池 èrhàodiànchí C size battery C size battery; in Taiwan, this refers to a medium-sized cylindrical battery, equivalent to [[三号电池|三號電池|san1 hao4 dian4 chi2]] in Mainland China