21的英文怎么寫21的英文是twenty-onetwenty-one{0}2，21用英文怎么寫twentyone先說20再說1哦twenty-onetwentyone21的英文是twenty-one{1}3，英文21歲怎么說英文21歲怎么說twenty-oneyearsold21yearsoldTheboyis21yearsold.twentyoneyearsold都是基數詞加yearsold{2}4，21的英文單詞twenty-one，如果是第21，那么是twenty-first，縮寫是21st。t...

二十一的英語怎么讀就是twentyone吞踢完2，十到二十一的英文單詞怎么寫ten,eleven,twelve,thirteen,forteen,fifteen,sixteen,seventeen,eighteen,nineteen,twenty,twentyone.tentotwenty-one3，英語數字1到21單詞1-10:onetwothreefourfivesixseveneightnineten11-21:eleventwelvethirteenfourteenfifteensixteen...