He was stricken at twenty-one with a crippling malady.

二十一岁时腿瘸疾病让他受到重击。

I was twenty-two – no, twenty-one.

我那时22岁。—噢不，21岁。

We waited twenty-one years, don't fail us now.

我们等了21年，如今不要辜负我们。

The government implemented a rule that the guinea is worth twenty-one shillings.

政府实施了一项规定，即一几尼价值21先令。

I went the wrong way when I was twenty-one, and have never found the right path again.

我21岁时走错了路，再也没有找到正确的路。

Since its beginning, the program has now grown and has twenty-one therapy dogs and a therapy cat.

从一开始，这个项目就不断扩大，现在有21只治疗犬和一只治疗猫。

I have kept a record of informal conversations involving some 300 students from at least twenty-one colleges and universities.

我记录了来自至少21所高等院校的300名学生的非正式谈话。

The crown of thorns starfish is large, twenty-five to thirty-five centimeters in diameter, and has seven to twenty-one arms that are covered in spines.

棘冠海星很大，直径长达25到35厘米，有7到21条手臂，上面布满了刺。

That twenty-one ceramic dog figurines were discovered during the excavating of a 1,000-year-old Hohokam village in Tempe, Arizona, has nearly doubled the number of these artifacts known to exist.

在对亚利桑那州坦佩的霍霍坎村进行挖掘时，发现了21件陶制狗像，这使得已知的狗像数量增加了近一倍。

Open your book at Page twenty-one.

把书翻到第二十一页。

Twenty-one years old: Him?

当我二十一岁的时候：他？

Are you twenty-one years old?

你是21岁吗？

Twenty-one days later, I left London.

二十一天后，我离开了伦敦。

I: Are you twenty-one years of age?

I：你今年21岁吗？

I wrote three books before I was twenty-one.

我二十岁之前就写了三本书。

Twenty-one states will hold Republican contests.

另外，有21个州要举行共和党的初选。

He began his first trip in September of eighteen twenty-one.

他从1821年9月开始了他的第一次贩运。

In September twenty-one new cells were built by the prisoners.

九月间，21间由囚犯建造的新禁闭室落成。

Judge: Competitor number twenty-one, thank you very much indeed for that.

评委：第二十一号选手，真的非常感谢你。

All told, I had relatives in five of the districts twenty-one counties.

全部加起来，我在选区的21个县中的5个县里有亲戚。

What else can a strapping chap of twenty-one mean with a fine wench of seventeen?

一个身材魁梧的二十几岁的小伙子，对一个漂亮的十七岁的少女还能有什么别的想法呢？

Twenty-one dollars they took from her for it, and she hurried home with the 87 cents.

她花去二十一美元买下了，匆匆赶回家，只剩下八角七分钱。

When you are a twenty-one year old stallion, what might be the best reason to put it on?

所以我们想，那就让你来体验一下如果真的有了新生儿是什么感觉吧！

We wanted this to be a twenty shilling coin but now in the market it's trading at twenty-one.

我们希望它是一个值二十先令的硬币，但现在它在市场上以二十一个先令的价值来交换。

SHIRLEY GRIFFITH: Elizabeth Blackwell was born in Bristol, England in eighteen twenty-one.

伊丽莎白·布莱克威尔于1821年出生在英格兰的布里斯托尔。

What began twenty-one months ago in the depths of winter must not end on this autumn night.

我在21个月前的深冬开始为竞选做出的努力并不会在今晚画上句号。