旬的英文是什么,旬用英语怎么说,旬的英文怎么写

-（十天）aperiodoftendays:calculateinten-dayperiods;按旬计算

twentydays;兼旬

-（十岁）aperiodoftenyearsinaperson'sage(appliedonlytooldpersons):80-year-oldmother;八旬老母

oversixty(yearsold)年过六旬

-（姓氏）asurname:XunHe旬和