据估计，这项工程将持续四年。
据估计6万家公司在钻法律的空子来逃避起诉。
It is estimated that 60,000 businesses are exploiting a loophole in the law to avoid prosecution.
据估计，现今全世界活着的被割除了阴蒂的妇女数量大约为9000万至1亿。
An estimated number of 90 to 100 million women around the world living today have been circumcised.
据估计，国内总共有1万名针灸师。
In all, there are an estimated 10,000 acupuncturists in the country.
据估计，破裂的冰重达300万吨。
It is estimated that the ice that broke off weighed three million tons.
据估计，多达10万人观看或参加猎狐活动。
It is estimated that up to 100,000 people watch or take part in fox hunting.
但据估计，墨西哥人的幸福感指数为22%。
据估计，墨西哥人的福利水平约为美国的22%。
据估计，那一举措将在未来10年节省数千亿美元。
It estimated that step would save hundreds of billions of dollars over the next decade.
据估计，释放到大气中的甲烷有25%来自农场动物。
It is estimated that 25% of all methane that released into the atmosphere came from farm animals.
据估计，大多数物种的灭绝可能是由于这些影响造成的。
According to some estimates, the majority of all extinctions of species may be due to such impacts.
据估计，地球表面另外四分之一的土地正面临沙漠化威胁。
It has been estimated that an additional one-fourth of the Earth's land surface is threatened by this process.
据估计，人们在醒着的时候，有近一半的时间都在做白日梦。
By one estimate, people daydream through nearly half of their waking hours.
据估计，自1994年以来，已有200多万人的名字从这个名单划去。
It's estimated that more than 2 million people have left the rolls since 1994.
据估计，为了应对2050年的挑战，投资必须翻一番，达到每年830亿美元。
It is estimated that to meet the 2050 challenge, investment must double to 83 billion US dollars a year.
据估计，大约12万吨的进口粮食养活了大约60万人，约占荷兰人口的三分之一。
According to estimates, about 120,000 tons of imported grain fed about 600,000 people: that is about a third of the Dutch population.
一些科学家正在研究从南极洲收集冰山的可能性。据估计，南极洲拥有地球上最大的淡水储备。
Some scientists are examining the potential for harvesting icebergs from Antarctica, which is estimated to have the biggest reserves of fresh water on the planet.
据估计，加州的家庭里有600万台电视机和电脑，每天还有6000到7000台电脑正在过时。
An estimated 6 million televisions and computers are stocked in California homes, and an additional 6,000 to 7,000 computers become outdated every day.
最早的丝绸纸使用迹象是在一个贵族的坟墓中被发现的，据估计，这位贵族逝世于公元168年左右。
The earliest indication of silk paper being used was discovered in the tomb of a noble who is estimated to have died around 168 AD.
这对改善个人生活非常重要，然而，据估计，全世界有8.8亿成年人是文盲，也就是说，他们不会阅读或写字。
It's very important for improving the lives of individuals, however, it is estimated that 880 million adults around the world are illiterate, that is, they are unable to read or write.
在整个食品生产周期中，能量是一种必不可少的资源，据估计，生产一卡路里的食品平均需要7-10卡路里的投入。
Energy is an essential resource across the entire food production cycle, with estimates showing an average of 7-10 calories of input being required in the production of one calorie of food.
据估计，一条自动化高速公路每小时可运载1万辆汽车，而现在的高速公路每小时只能运载1500至2000辆汽车。
It is estimated that an automated highway will be able to handle 10,000 vehicles per hour, compared with the 1,500 to 2,000 vehicles that can be carried by a present-day highway.
虽然许多人不认为同性恋关系会产生家庭，但据估计，大约五名男同性恋者和三名女同性恋者中有一名进入了同性恋婚姻。
Although many people do not think of homosexual relationships as resulting in a family, it has been estimated that about one of five gays and one of three lesbians enter a homosexual marriage.
由于在收获、储存和运输方面的不良做法，以及市场和消费者的浪费，据估计，生产的所有食品中有30-50%从未到达人类的胃里。
Due to poor practices in harvesting, storage and transportation, as well as market and consumer wastage, it is estimated that 30-50% of all food produced never reaches a human stomach.
那些花瓶据估计每个价值都超过2万元。
据说，25岁至34岁的人群中，大约20%的人和父母住在一起，而1991年这一比例为16%。据估计，英国多代同堂的家庭总数约为180万户。
It is said that about 20% of 25- to 34-year-olds live with their parents, compared with 16% in 1991. The total number of all multigenerational households in Britain is thought to be about 1.8 million.
据估计，这笔交易价值约150万美元。
据估计，到2050年，世界人口将从如今的68亿增长到91亿。
The world's population is expected to grow from 6.8 billion today to 9.1 billion by 2050.
据估计，每立方米排气口所排出的物质中，就有350毫克的有机颗粒物质被平流输送到排气口区域。
Estimates suggest that for every cubic meter of vent discharge, 350 milligrams of particulate organic material would be advected into the vent area.
最近发现了一个据估计有近500,000年历史的沉积物，该沉积物由木炭、燃烧的动物骨头和烧焦的岩石组成。
A site containing a deposit, estimated to be nearly 500,000 years old, consisting of charcoal, burned animal bones, and charred rocks, has recently been found.
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