问题描述: 第21英语怎么说数字第21、第22、直到第30应该怎么说? 1个回答 分类:综合 2014-10-07 问题解答: 我来补答 20:twentieth21:twenty-first22:twenty-second23:twenty-third24:twenty-fourth25:twenty-fifth26twenty-sixth27twenty-seventh28:twenty-eighth29:twenty-ninth30:thirtieth 展开全文阅读