第二个是可在数亿分之一秒的时间里实现数千伏电压的通断，这是一项前所未有的成就。
The second advance is a way of switching thousands of volts on and off in a few billionths of a second, a previously impossible feat.
目前最先进的芯片制造工艺为30纳米，这意味着芯片元件的平均尺寸为300亿分之一米。
The current state of the art for chip manufacturing is 30 nanometers, which means the average size of a chip component is just 30 billionths of a meter across.
美国“大百万乐透彩”这种美国奖金最丰厚的彩票，获得累积奖金的机率是1.76亿分之一。
The odds of winning the jackpot in America's richest lottery, Mega Millions, is one in 176m.
当晶体大小大约为3纳米（1纳米等于10亿分之一米）时，天然丝材料具有超强的强度与延展性特征。
When the crystal size is about three nanometers (billionths of a meter), the material has its ultra-strong and ductile characteristics.
杜克的科学家们所说的“超冷”意指超级冷却到150微开尔文左右——这仅仅比绝对零度高几亿分之一开尔文。
When the Duke scientists say "ultra-cool" they mean uber-cooled to around 150 micro-Kelvin — that's only a few billionths of a degree Kelvin above absolute zero.
在一个人79年的生命中，可能才只有250亿分之一秒的差别。但是却可以应用于全球定位系统和地球物理学等领域中。
The difference isn't much, about 25 billionths of a second over a 79 year life time, but it will have more practical applications in areas like global positioning systems and geophysics.
[color=#000000]第二个是可在数亿分之一秒的时间里实现数千伏电压的通断，这是一项前所未有的成就。
[font=Times New Roman][color=#000000]The second advance is a way of switching thousands of volts on and off in a few billionths of a second, a previously impossible feat.
磁共振力显微技术的原理是，将被测样本附着在一个很小很小的硅悬臂上（约为1亿分之一米长和1000亿分之一米宽）。
With MRFM, the sample to be examined is attached to the end of a tiny silicon cantilever (about 100 millionths of a meter long and 100 billionths of a meter wide).
我们预计每年用于拯救文明的开支合计不到2000亿美元，相当于目前全球军费开支的六分之一。
The cost we project for saving civilization would amount to less than $200 billion a year, 1/6 of current global military spending.
然而，我们预计每年用于拯救文明的开支合计不到2000亿美元，相当于目前全球军费开支的六分之一。
Yet the cost we project for saving civilization would amount to less than $200 billion a year, 1/6 of current global military spending.
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。
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.
二十多亿人(世界总人口的三分之一)感染了结核杆菌——引发肺结核(TB)的细菌。
More than two billion people, or a third of the world's total population, are infected with Mycobacterium tuberculosis, the bacteria that causes tuberculosis (TB).
世界卫生组织估计，每年不安全的食品使得20亿人患病，约是全球人口的三分之一。
The WHO estimates that each year, unsafe food makes 2 billion people ill, about one third of the world population.
这些史前生态系统已经存在约4亿年，支撑着约三分之一的所有海洋生物，尽管只占栖息在海底的0.2%。
These prehistoric ecosystems have been around for 400million years and support one third of all Marine life, despite only inhabiting 0.2 per cent of the ocean floor.
这几乎占据了20亿美元篮球鞋市场的四分之一。
That’s nearly a quarter of the $2 billion basketball shoe industry.
今天这个数字已经急剧增加至4亿，超过了非洲总人口的三分之一。
Today the figure has soared to more than 400m, which accounts for over a third of Africa's population.
这几乎占据了20亿美元篮球鞋市场的四分之一。
That's nearly a quarter of the $2 billion basketball shoe industry.
这样一来，官方登记的贫困人口将增加三分之一左右，总计达到约4.08亿。
That will increase the official tally of the poor by about one-third, bringing it to roughly 408 million.
美容产品的销售额为210亿美元，占集团全球销售额的四分之一还多。
Beauty accounts for $21 billion in sales, more than one-quarter of the group's global total.
2007年，金融服务公司的股利占全球公司7360亿美元股利的三分之一左右。
Financial companies contributed about one-third ofthe $736 billion of dividends paid globally by quoted firms in 2007.
估计有15亿人，或占世界人口四分之一的的人直接依靠正在退化的土地为生。
An estimated 1.5 billion people, or a quarter of the world's population, depend directly on land that is being degraded.
全球大约有20亿人，即全世界三分之一的人口摄碘量极低，包括中国和印度的数亿人在内。
Worldwide, about two billion people -a third of the globe -get too little iodine, including hundreds of millions in India and China.
这一预计的假定是，中国互联网广告市场规模届时将增长至150亿-200亿美元，而谷歌继续持有将近三分之一的市场份额。
The estimate is based on the assumption that Google would otherwise continue hold roughly a one-third share of a market that could grow to $15 billion to $20 billion by then.
这3亿阿拉比人，少于百分之一的一半的人才是真正自由的，并且他们都是以色列的公民。
Of those 300 million Arabs, less than one-half of one-percent are truly free, and they're all citizens of Israel!
根据世界银行本周发表的一份报告，2005年全球最贫困人口有14亿，占世界总人口的四分之一多一点。
JUST over a quarter of the world's population, or 1.4 billion people, lived in extreme poverty in 2005, according to a report released this week from the world Bank.
此计划将在下一年给美国创汇278亿美元，三分之一的收入将用于减少财政赤字。
The plan could net up to $27.8 billion dollars over the next ten years, with roughly a third of it going to reduce the budget deficit.
2006年，中国共出口3.854亿部手机，占当年全球近10亿总销量的三分之一以上。
In 2006, China exported 385.4 million cellphones, or more than a third of total global consumption that year of nearly one billion.
2006年，中国共出口3.854亿部手机，占当年全球近10亿总销量的三分之一以上。
In 2006, China exported 385.4 million cellphones, or more than a third of total global consumption that year of nearly one billion.
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