The fiftieth anniversary of President Kennedy's inauguration will be January twentieth,two thousand eleven.

VOA: special.2010.10.29

The question is what it means to say something is backed by something because well you could say it's backed by gold because the Fed has eleven billion dollars of gold.

问题在于，说某个东西被另一个东西支持,意味着，你可以说,货币被金子支持着,因为美联储有一百一十亿美元的金子。

耶鲁公开课 - 金融市场课程节选

which you'll think, only a ten or eleven year old, but when there is thirteen of them, it's a lot.

你会想，不就是十岁、十一岁的小孩嘛，但有十三个还是很多的。

大城市是否危险？ - SpeakingMax英语口语达人

Mr.Knabel's company has been in business for eleven years.

VOA: special.2011.02.14

1 It's plus, plus to eleven.

它自增到了。

哈佛公开课 - 计算机科学课程节选

It's about eleven or twelve miles away.

大约十一,十二英里

耶鲁公开课 - 欧洲文明课程节选