21的英文怎么写(21的英文怎么写?)
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正文
1、21的英文怎么写?
21的英文:twenty-one。 重点词汇: twenty英 [ˈtwenti] 美 [ˈtwɛnti, ˈtwʌn-] n.二十,二十个;二十多岁;二十年代;许多,大量 num.二十。adj.二十的。 one英 [wʌn] 美 [wʌn] num.一个;(数字)一;(基数)一,第一。 twenty-one的用法示例如下: 1.Twenty-one days later, I left London. 二十一天后,我离开了伦敦。 2.Yang Liwei spent about twenty-one hours in space. 杨利伟在宇宙中度过了大约二十一个小时。 3.Has been raised from eighteen to twenty-one. 由原来的十八岁提高到二十一岁。 4.It lasted a record twenty-one days. 那持续一个创纪录的二十一天。
2、21到99的英文怎么写?
21 twenty-one 22 twenty-two 23 twenty-three 24 twenty-four 25 twenty-five 26 twenty-six 27 twenty-seven 28 twenty-eight 29 twenty-ning 30 thirty 31 thirty-one 32 thirty-two 33 thirty-three 34 thirty-four 35 thirty-five 36 thirty-six 37 thirty-seven 38 thirty-eight 39 thirty-ning 40 forty 41 forty-one 42 forty-two 43 forty-three 44forty-four 45 forty-five 46 forty-six 47 forty-seven 48 forty-eight 49 forty-nine 50 fifty 51 fifty-one 52 fifty-two 53 fifty-three 54 fifty-four 55 fifty-five 56 fifty-six 57 fifty-seven 58 fifty-eight 59 fifty-nine 60 sixty 61 sixty-one 62 sixty-two 63 sixty-three 64 sixty-four 65 sixty-five 66 sixty-six 67 sixty-seven 68 sixty-eight 69 sixty-nine 70 seventy 71 seventy-one 72 seventy-two 73 seventy-three 74 seventy-four 75 seventy-five 76 seventy-six 77 seventy-seven 78 seventy-eight 79 seventy-nine 80 eighty 81 eighty-one 82 eighty-two 83 eighty-three 84 eighty-four 85 eighty-five 86 eighty-six 87 eighty-seven 88 eighty-eight 89 eighty-nine 90 ninty 91 ninty-one 92 ninty-two 93 ninty-three 94 ninty-four 95 ninty-five 96 ninty-six 97 ninty-seven 98 ninty-eight 99 ninty-nine
3、1至21的英文怎么写?
1 first
2 second
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10 tenth11 eleventh 12 twelfth 13 thirteenth 14 fourteenth 15 fifteenth 16 sixteenth 17 seventeenth 18 eighteenth 19 nineteenth 20 twentieth 21 twenty-first英语上数词分为两大类:基数词和序数词。基数词 读音 jī shù cí英语中数词主要分为基数词和序数词两类。所谓基数,在数学上的理解是可以比较大小的数字。英语中的基数词是用于描述事物数量的多少。所以,基数词的定义为:描述事物数量的多少的数词称为基数词。序数词 读音 xù shù cí序数词是数词的一种,主要在英语语法中讲到,在汉语中表示为“第几”。此外,在生日中,描述你出生的日期时,也会用到序数词。比如:May-first (5月1日)