Armies of hopefuls pay out half a billion dollars every year trying to cure their uncurable colds . 成群结队满怀希望的人，一年花掉五亿美元希望治好他们那治不好的感冒。
Chrysler had to commit $100 million a month- 1. 2 billion a year-just to provide for the future. 克莱斯勒公司为作长远打算每月要花一亿美元--一年算下来就是十二亿美元。
Convinced that a major depression was imminent, he ordered 2 billion scratched from future product programs . 亨利相信大衰退迫在眉睫，下令从今后产品计划中削减二十亿美元。
The 100 billion stars of this galaxy are chiefly located in two spiral arms that extend from the nucleus . 这个星系所属的1000亿颗恒星主要分布在从核心伸展出来的两条旋臂上。
His abundance and ability to proliferate and survive have set man forth in the environment by the billions . 人类的众多以及人类的多育能力和长寿，使人类在其环境中发展到数十亿。
Over and over, i told editors and reporters about the $409 billion in previous loan guarantees. 我一而再，再而三地和编辑们及记者们谈到从前的贷款保证多达四千零九十亿美元的情况。
The best suggestion is that jupiter is still contracting gravitationally despite its age of several billion years . 最好的说明是：木星尽管已有几十亿年的历史，但由于引力作用，它仍在收缩。
Practically every atom had its origin in the tiny violence of a radioactive disintegration some time within the past few billion years . 实际上每个原子都来源于过去几十亿年中某一时刻放射性分裂的微小激变。
The organisms living between 3 and 1 billion years ago were not as versatile as modern species, probably due to energy limitation . 生活在过去二十亿年之间的有机体可能由于能量的限制，不如现代物种这样五花八门。
China is the world 's most populous country with a population of 1.1 billion , which makes up approximately a quarter of the world population . 中国是世界人口最多的国家，有11亿，约占世界总人口的四分之一。
