By some estimates, 65% of all English words have Latin roots.
据估计，65%的英语单词包含拉丁词根。
By some estimates, the nervous system is made up of 10, 000 different kinds of neuron.
据估计，神经系统由一万种不同类型神经元细胞组成。
By some estimates, the Sahara desert in Africa is growing at a rate of 0.5 miles per month.
据估计，非洲的撒哈拉大沙漠正以每月0.5英里的速度扩展。
By some estimates, the global incidence of dementia will more than triple in the next 35 years.
据估计，在未来35年内，全球痴呆症发病率将达到现在的3倍以上。
By some estimates, American stores had their worst holiday shopping season in at least four decades.
根据部分估计数据显示，美国店铺在假期购物季节中取得至少是40年来最差的表现。
He says that by some estimates, laughter is a human ability that is about four million years old.
他说，根据估计，大笑作为人类的一种能力，已经有四百万年的历史了。
By some estimates half of foreign Banks' loans in central and eastern Europe came from such sources.
一些人估计半数外资银行在中东欧贷款来自此法。
By some estimates, half of all handsets sold will be "smart" in four years and by 2015 almost all will be.
据一些人估计，四年内，卖出去的所有手机将有一半是“智能的”，而到2015年，则几乎全是。
We followed their admirable advice to quit smoking, and by some estimates we gained 15 pounds apiece afterward.
我们听从他们的建议戒了烟，结果据估算每人因而增重了15磅。
By some estimates, it will take more than eight years of normal sales to clear the stock of houses now held by banks.
一些人估计，以正常的销售速度，清售现在银行拥有的房产需要超过8年。
About 200, 000 Americans will run marathons this year, and by some estimates about 4 out of 10 of them will bonk.
今年大约有20万美国人跑马拉松，据估计，他们中40%的人将遭遇"撞墙"。
By some estimates, the top 1% of American earners captured 58% of the country's economic growth between 1976 and 2007.
有人估计，从1976年到2007年美国经济增长的58%被1%的高端工薪阶层获取了。
By some estimates, China will add housing and office space equivalent to America's entire stock over the next 20 years.
有人估计，中国在接下来20年住宅和写字楼的增长相当于美国现有的总量。
By some estimates, developers working on Facebook applications may pull in as much revenue this year as the site itself.
据估计，Facebook申请表的开发者商今年的收益可能与网站本身的收益一样多。
By some estimates 5% of fine wines sold at auction or on the secondary market are not what they claim to be on the label.
据估计，拍卖会或二级市场出售的美酒有5%货不对板。
And since a huge majority of micro-organisms (by some estimates, 97%) cannot be cultured, that sounded like a great idea.
考虑到绝大多数微生物(有估计称为97%)都无法进行培植，这可是一个绝妙的点子。
Almost 90% of the world's plant activity, by some estimates, is to be found in ecosystems where humans play a significant role.
一些评估认为，全球90%的农业种植，在人类起重要作用的生态系统中进行。
By some estimates it has just overtaken Motorola to become the industry's number three, behind Nokia and Samsung, its local rival.
某些机构估计，其刚刚超越摩托罗拉，仅次于诺基亚与本土冤家三星，位居该行业的探花。
By some estimates, Nigeria now exports only half of what it should: Angola has taken over as sub-Saharan Africa's biggest producer.
据估计，目前尼日利亚的出口量只是应有的一半：安哥拉已经继任成为撒哈拉以南非洲地区最大的产油国。
There's also the potential for finding unknown treasures. By some estimates, as much as 75 percent of the site has yet to be excavated.
而且也存在发现未知宝藏的可能性，据估计，还有75%的遗迹未被发掘。
By some estimates, four-fifths of the matter in the Universe is "dark", and only a fifth is "bright", or perceptible to our technology.
科学家们在目前的科技水平下做出的统计显示，宇宙中约五分之四物质是“暗”的，只有五分之一物质是“亮”的。
In the past, nobody paid much attention to word of mouth, even though by some estimates it accounted for a majority of brand impressions.
过去，很少有人对口头传播加以重视，即使有人估计它会对品牌形象起作用。
Growing copper inventories at metals-exchange warehouses (half a million tonnes or so by some estimates) have coincided with increasing prices.
金属交易市场上不断增加的铜存货与其上升的价格保持一致。
By some estimates, productivity in a GDD project can drop up to 50 percent, with rework two to five times greater than for a collocated project.
据估计，返工二到五次，GDD项目的生产力会下降到50%以上，比集中的项目多。
Perhaps nowhere is this more true than in Mexico, where Carlos Slim, by some estimates the world's richest man, dominates the telecoms industry.
或许没有地方比墨西哥更贴近这种情况了。在墨西哥，CarlosSlim，这个被有些人估计为世界上最富有的人，控制着电信行业。
By some estimates, as much as 75 percent of the body's energy is used to regulate heat when temperatures peak and only 25 percent to power muscles.
据估计，当温度达到最高时，人体有75%的能量被用来调节体温，而只有25%用来为肌肉提供动力。
By some estimates, managing inventories with RFID to eliminate "stockouts" (when a product goes out of stock) could add 3-4% to Wal-Mart's annual sales.
根据一些估计，通过RFID来管理存货来消除“迟滞”(产品在库存中过期)可以将沃尔玛的年销售额增加3到4个百分点。
By some estimates close to a trillion dollars in credit default swaps out there were created electronically and are now undocumented and little understood.
一些人估计通过电子方式产生的信用违约掉期接近万亿美元，而它们都没有正式文件证明而且难于理解。
By some estimates, shale gas has more than tripled the lifespan of US gas reserves to more than 100 years and experts say there is similar potential in China.
一些估计数字显示，页岩气将美国天然气储量的可用期限延长了两倍以上，目前为超过100年。专家们表示，中国也有类似的潜力。
By some estimates, shale gas has more than tripled the lifespan of US gas reserves to more than 100 years and experts say there is similar potential in China.
一些估计数字显示，页岩气将美国天然气储量的可用期限延长了两倍以上，目前为超过100年。专家们表示，中国也有类似的潜力。
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