杏仁茶甜甜
1、 twenty-one ['twenti'wʌn]：二十一，表数字。
1、【短语】
（1）twenty twenty-one thirty 十六
（2）fourteen fifteen twenty twenty-one thirty 三十
（3）Always twenty-one 永远二十一
（4）twenty-one bags 二十一只书包
（5）Child Twenty-one 古典摇滚
（6）twenty-one months 个月的我
（7）Twenty-one Iems 二十一条
（8）SCENE TWENTY-ONE 帅帅的怪叔叔
（9）TWENTY-ONE- 冰帝学院
2、【造句】
（1）Twenty-one of these were greek and included five hospital ships .其中有二十一艘是希腊的船只，并且包括五艘医疗救护船。
（2）At twenty-one he took his degree-a respectable degree, but not a very high one .二十一岁他获得了一个不很高，但也令人钦羡的学位。
（3）The diet is chosen under a franchise that is universal for citizens aged twenty-one and over .国会由年满二十一岁以上的公民普遍选举产生。
（4）Manifestly a glory that once was had vanished away in these twenty-one years .显然，那过去曾经喧赫一时的盛况，在这二十一年间，已经烟消云散了。
（5）All red-haired men who are sound in body and mind, and above the age of twenty-one years, are eligible .凡红发男性，年满二十一岁，身体健康，智力健全者即属符合条件。
（6）Yang liwei spent about twenty - one hours in space.杨利伟在太空度过了大约21小时。
（7）Within twenty - one days following the delivery day.从托运货件送达后起的日内。
（8）You lost by only a hundred and twenty - one votes仅仅以一百二十一票的微弱差距输了。
（9）The president gets twenty - one guns as a salute总统接受二十一响礼炮致敬。
（10）Surgical operation on left atrial myxomas in twenty - one cases左房黏液瘤手术切除21例。
玲玲--00
1、21的英文：twenty-one。 2、重点词汇：twenty英 [ˈtwenti] 美 [ˈtwɛnti, ˈtwʌn-]； 3、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。 4、one英 [wʌn] 美 [wʌn] ； 5、num.一个;（数字）一;（基数）一，第一。 6、twenty-one的用法示例如下：Twenty-one days later, I left London. 二十一天后，我离开了伦敦。 7、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。 8、Has been raised from eighteen to twenty-one. 由原来的十八岁提高到二十一岁。 9、It lasted a record twenty-one days. 那持续一个创纪录的二十一天。
空想城城主
21岁的时候，你们说我们能积累到多少个英文单词呢?以下是我给大家带来21的英文读音，以供参阅。
twenty-one英 ['twentɪˌwʌn]美 ['twentɪˌwʌn]
1. He was stricken at twenty-one with a crippling malady.
他21岁时突患致残重疾。
2. We waited twenty-one years, don't fail us now.
我们等了21年了，如今不要让我们失望。
3. I was twenty-two — no, twenty-one.
我当时22岁，哎呀不对，是21岁。
4. When Joe is twenty - one he will have money to burn.
乔满21岁时就会有很多的钱.
5. Winterton has never had a sniff of a government job in his entire twenty-oneyears in parliament.
在国会的整整21年里，温特顿没有得到过任何在政府里工作的机会。
6. There are fifteen books on the first shelf, twenty - one on the second, that makes thirty - six in all.
书架的第一层有15本书, 第二层有21本, 总共是36本.
7. He noticed that the clock on the mantelpiece said nine, meaning twenty - one.
他注意到壁炉架上的座钟已是九点了, 那就是说二十一点.
8. When you're twenty - one , you can fly off anyplace you want.
等你到 二十一 岁, 你爱到哪儿就可以飞到哪儿去.
9. These regulations relate only to people under the age of twenty - one.
这些规则仅适用于21岁以下者.
10. Twenty - one of these were Greek and included five hospital ships.
其中有二十一艘是希腊的船只,并且包括五艘医疗救护船.
11. Not yet twenty - one , she exhibited the demeanour of a woman of forty.
尽管还不到 二十一 岁, 她已经流露出四十岁女人的风度了.
12. On a crisp November day I encountered a twenty - one - year - old woman.
秋高气爽的11月里,有一天我遇到一位21 岁 的女子.
13. Would not the light be fading at twenty - one hours on an August evening?
难道八月里的夜晚,到了二十一点,天还没有黑?
14. The Diet is chosen under a franchise that is universal for citizens aged twenty - one and over.
国会由年满 二十一 岁以上的公民普遍选举产生.
15. All the young men at Pulpit Hill who were eligible - those who were twenty - one - were going into service.
讲坛山上所有适龄的青年 -- 也就是说,所有二十一 岁 的青年 -- 都去入伍了.
1. He was stricken at twenty-one with a crippling malady.
他21岁时突患致残重疾。
2. We waited twenty-one years, don't fail us now.
我们等了21年了，如今不要让我们失望。
3. I was twenty-two — no, twenty-one.
我当时22岁，哎呀不对，是21岁。
4. When Joe is twenty - one he will have money to burn.
乔满21岁时就会有很多的钱.
5. Winterton has never had a sniff of a government job in his entire twenty-one years in parliament.
在国会的整整21年里，温特顿没有得到过任何在政府里工作的机会。
6. There are fifteen books on the first shelf, twenty - one on the second, that makes thirty - six in all.
书架的第一层有15本书, 第二层有21本, 总共是36本.
7. He noticed that the clock on the mantelpiece said nine, meaning twenty - one.
他注意到壁炉架上的座钟已是九点了, 那就是说二十一点.
8. When you're twenty - one , you can fly off anyplace you want.
等你到 二十一 岁, 你爱到哪儿就可以飞到哪儿去.
9. These regulations relate only to people under the age of twenty - one.
这些规则仅适用于21岁以下者.
10. Twenty - one of these were Greek and included five hospital ships.
其中有二十一艘是希腊的船只,并且包括五艘医疗救护船.
11. Not yet twenty - one , she exhibited the demeanour of a woman of forty.
尽管还不到 二十一 岁, 她已经流露出四十岁女人的风度了.
12. On a crisp November day I encountered a twenty - one - year - old woman.
秋高气爽的11月里,有一天我遇到一位21 岁 的女子.
13. Would not the light be fading at twenty - one hours on an August evening?
难道八月里的夜晚,到了二十一点,天还没有黑?
14. The Diet is chosen under a franchise that is universal for citizens aged twenty - one and over.
国会由年满 二十一 岁以上的公民普遍选举产生.
15. All the young men at Pulpit Hill who were eligible - those who were twenty - one - were going into service.
小不点儿淘气
1、one 2、two 3、three 4、four 5、five
6、six 7、seven 8、eight 9、nine 10、ten
11、eleven 12、twelve 13、thirteen 14、fourteen 15、fifteen
16、sixteen 17、seventeen 18、eighteen 19、nineteen 20、twenty
21、twenty-one
推展资料：
在英语的数字构成法中，除了1--20的数字的英语翻译是由专门词汇，其他数字的表示方法都具有一定的可借鉴性。
从11--19中除 eleven twelve thirteen fifteen eighteen特殊形式外其他的数字都是基数形式添加缀-teen构成
21--99 的数字中，整十的数，除了twenty、thirty,、forty、fifty、sixty、eighty是特殊形式外，sevevty、ninety都是由原来的基数加上-ty后缀构成。
几十几的数字表示方法是基数形式之间添加联系词，比如21是twenty-one ，76是seventy-six。
另外“百”是hundred
“千”是thousand
“百万”是million
“千万”是billion
优质英语培训问答知识库
