The world's food system is responsible for about one quarter of the planet-warming greenhouse gases that humans produce each year.
人类每年产生的温室气体中，约有四分之一是由世界的食物系统产生的。
One quarter of teachers in an American city said that children in kindergartens had no time for playing freely.
在美国一个城市，四分之一的教师说幼儿园的孩子们没有时间自由玩耍。
Only one quarter of the study participants had what the researchers call "eudaemonic predominance"—that is, their sense of meaning outpaced their feelings of happiness.
只有四分之一的参与者拥有研究人员所称的“幸福感优势”——也就是说，他们（生活）的意义感超过了他们（生活）的幸福感。
Married Americans are happier, ceteris paribus, by approximately one quarter of a happiness point on the 1-3 scale.
其他条件不变，已婚的美国人会更幸福，在1-3规模上约高四分之一的幸福点。
Now, more than one quarter of all U.S households can surf in cyberspace.
现在全美超过四分之一的家庭在网络上寻找信息。
In all, 3,486 types of products - about one quarter of exports - will be covered.
此次共涉及总计 3486 项商品约占海关税则中全部商品总数的四分之一.
Financial Tsunami (2008) One quarter of the world's wealth vanishes seemingly overnight.
金融海啸(2008)几乎一夜之间世界的财富就缩水了四分之一。
Many people are only able to spend one quarter of their time on top priority activities.
许多人只用他们四分之一的时间来处理最重要的事情。
Note this: with five hundred millions we could pay one quarter of the expenses of our budget.
请注意，用这五亿法郎我们就可以支付国家预算开支的四分之一。
But she only wears four pairs regularly and one quarter of the average woman's shoes have only been worn once.
过去有研究显示，平均每个女人有19双鞋，但是她们经常穿的只有4双，还有1/4的鞋穿过一次。
For example, if you have four runnable tasks, then fair_clock will increase at one quarter of the speed of wall time.
例如，如果具有4个可运行的任务，那么fair_clock将按照实际时间速度的四分之一增加。
Although far from household names, they are huge companies, churning out about one quarter of the world's semiconductors.
虽然远非家喻户晓，但他们都是巨型企业，以致制造全世界半导体的四分之一。
Post-colonial regret, or guilt may play its part in a nation still coming to terms with having lost one quarter of the world.
后殖民时代的叹惋或内疚也起到一定作用，尽管这个国家仍未完全适应失去了四分之一世界的现实。
Put another way: humanity can only afford to burn and vent less than one quarter of known oil, natural gas and coal reserves.
换一种表达方式：人类只可以燃烧和释放已知石油、天然气和煤储量的四分之一。
This year the increase in China's net exports (ie, less imports) is likely to account for about one quarter of its growth—a record amount.
今年中国的净出口增长（即减去进口额）有望创下历史纪录，占到经济增长的四分之一。
Holland, with one quarter of the population, has never won a World Cup but has reached three finals and won the European Championship.
人口只有它四分之一的荷兰，虽然从未夺冠，却三次杀入决赛圈，还曾称霸欧洲冠军杯。
In other words, there is only room in the atmosphere to burn or vent less than one quarter of known oil, natural gas and coal reserves.
换句话说，大气目前的承受量，仅能允许我们燃烧或排放已知储量四分之一的石油、天然气和煤。
It is not crazy to connect cholesterol-modifying drugs with cognition; after all, one quarter of the body's cholesterol is found in the brain.
把调整胆固醇的药物和认知联合起来并不荒唐；毕竟，人体的四分之一的胆固醇位于大脑。
Time magazine recently suggested that by the turn of the millennium, English will be the Lingua Franca for one quarter of the world’s population.
《时代》杂志最近说，在世纪之交，英语将会成为世界四分之一人口的通用语言。
One quarter of respondents have considered wearing coloured contact lenses to change their eye colour temporarily - and blue is most wanted colour.
四分之一的受访者考虑过通过戴有色隐形眼镜来“暂时”改变一下眼睛的颜色——其中，蓝色隐形最受欢迎。
Today, the board says that only one quarter of all citizens are adequately fit and suggests that spending too much time using computers may be the reason.
今天，委员会指出所有市民只有四分之一的市民足够健康，并指出长时间的使用电脑可能是原因。
Together, China and the United States account for about one third of the world economy, one quarter of the world population and one fifth of the international trade.
中美两国经济总量占世界的三分之一，人口之和占世界的四分之一，贸易总额占世界的五分之一。
About one-quarter of toy sales in Britain are license-driven.
英国销售的玩具中有四分之一属于特许经营。
More than one-quarter of the world's oil and almost one-fifth of the world's natural gas come from offshore, even though offshore drilling is six to seven times more expensive than drilling on land.
全球超过四分之一的石油和近五分之一的天然气来自近海，尽管近海钻探的成本是陆地钻探的六到七倍。
Voters ages 65 and older account for more than one-quarter of the electorate and vote at higher rates than other age groups.
65岁及以上的选民占了总选民的四分之一还要多，而且投票的比例也比其他年龄组的人高。
It's estimated that one half of women and one-quarter of men over age 50 will suffer an osteoporosis-related fracture.
据估计，在50岁以上的人口当中，有一半的女性和四分之一的男性将出现骨质疏松症相关的骨折。
It's estimated that one half of women and one-quarter of men over age 50 will suffer an osteoporosis-related fracture.
据估计，在50岁以上的人口当中，有一半的女性和四分之一的男性将出现骨质疏松症相关的骨折。
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