5亿
billion sudoku───十亿数独
half-and-half───n.两者各半之混合物；（加入咖啡、牛奶等的）稀奶油；adv.各半，对等地；adj.两种成分各半的；不明确的
half and half───一半一半；各占一半；各半
billion vegans───十亿素食者
billion dollars───十亿美元
billion of───十亿
half───adv.一半地；部分地；adj.一半的；不完全的；半途的；n.一半；半场；半学年；n.(Half)人名；(阿拉伯)哈勒夫；(德)哈尔夫；(英)哈夫
billion dollar whale───十亿美元的鲸鱼
half filled───半满
Yale's endowment is the second largest after Harvard, at twenty-two and a half billion dollars.───耶鲁的捐赠基金仅次于哈佛排第二，达225亿美元。
How could it be after four and a half billion years?───怎么可能是在45亿年之后呢？
Compared to the people, the planet is doing great. Been here four and a half billion years.───比起人类来，地球健康的很，都45亿年了。
Harvard has by far the largest endowment of any American university, thirty-five billion, followed by Yale at twenty-two and a half billion.───哈佛大学拥有350亿美元的捐赠基金，是美国大学中最有钱的学校。其次是耶鲁大学，有225亿美元。
That this half-billion-dollar edifice is a good 40-minute drive from a city of any size is part of the plan.───这座造价为5亿美元的大厦距离周边的所有城市足足有40分钟的车程，这一点正是计划的一部分。
The World Bank will offer Egypt four and a half billion dollars in loans over the next two years.───世界银行将提供埃及四年半亿美元的贷款，在未来两年。
Now, that bank could invest up to three and a half billion dollars in the Middle East and North Africa.───现在，该银行可以投资到三点半亿元，中东和北非美元。
The head teller at a New York City Bank used a computer to steal more than one and a half billion dollars in just four years.───头部出纳员在纽约一家银行利用电脑将偷的钱，要比一个半亿美元在短短四年。
Portugal's borrowing costs rose sharply Wednesday as it sold almost one and a half billion dollars in short-term securities.───周三，葡萄牙出售了近15亿美元的短期债券后借贷成本急剧上升。
What we do know is that by three and a half billion years ago the highly complicated molecule DNA had emerged.
Between January and September, Citigroup's bond traders alone generated more than twelve and a half billion dollars in revenues—more than the bank's entire branch network in North America.
Each year Honduran immigrants send around two and a half billion dollars in remittances to their homeland, but the recession has also affected their ability to save money to send.
The line probably crossed the half billion mark sometime during the seventeenth century.