It has been estimated that an additional one-fourth of the Earth's land surface is threatened by this process.
据估计，地球表面另外四分之一的土地正面临沙漠化威胁。
The Centers for Disease Control, for example, found that fewer than one-fourth of overweight adults who were trying to shed pounds said they were combining exercise with their diet.
例如，疾病控制中心发现，在试图减肥的超重成年人中，只有不到四分之一的人表示，他们会将锻炼与饮食结合起来。
It went across one-fourth of the planet.
它跨过了地球的四分之一。
After two years of hard work, the group paid for the solar panels, which now satisfy one-fourth of the school's electricity needs—saving the neighborhood thousands of dollars.
经过两年的努力，该组织购买了太阳能电池板，现在满足了学校四分之一的电力需求，为社区节省了数千美元。
Their rate of fatal heart attacks was one-fourth the American incidence.
心脏病致死率仅占美国的四分之一。
Over one-fourth (27%) will decrease the duration of their leisure trips.
——超过四分之一（27%）的受访者会减少他们进行休闲旅游的天数；
The gap has narrowed as values have dropped nearly one-fourth from peak levels.
但随着币值从最高点下跌近四分之一，这一差距也缩小了。
Steve Jobs unveils the newest version of iTV, which is one-fourth the size of the original.
乔布斯展示了最新款iTV，它只有原尺寸的四分之一大。
In Italy, Portugal and Spain, about one-fourth of college graduates under the age of 25 are unemployed.
在意大利、葡萄牙和西班牙，四分之一25岁以下的大学毕业生没有工作。
But still, it said per capita income would be one-fourth the US level, comparable to Malaysia or Latin America.
但是，人均收入将只是美国的四分之一水平，与马来西亚或拉丁美洲相似。
The cost of electricity is about one-third to one-fourth the cost of gasoline to drive the same car the same distance.
用电来驱动相同汽车行驶相同距离的费用仅仅是汽油的四分之一到三分之一。
This means hundreds of thousands of students hold internships each year; some experts estimate that one-fourth to one-half are unpaid.
这意味着每年有数十万大学毕业生加入实习队伍，一些专家估计其中有四分之一到一半是没有报酬的。
In fact, one serving supplies nearlyone-fourth of a woman’s daily calcium needs, and the fat-free variety is packedwith twice as much protein as regular yogurt.
一餐可提供1/4女性每日所需钙质，并含有普通酸奶2倍的蛋白质含量，脂肪含量低。
One-fourth of consumers will be shopping the week leading into Christmas,including Christmas Eve, according to the first annual American ExpressSpending and Saving Tracker research report.
据美国运通消费与储蓄追踪首个年度报告称，四分之一的消费者将在圣诞节当周进行大采购，包括圣诞前夕这一天。
One of the 12 tribes of Israel, descended from Judah, the fourth son of Jacob.
以色列人十二支派之一，雅各的第四子犹大的后代。
He added: 'The potato is one of the most important crops, ranking fifth in terms of human consumption and fourth in worldwide productions.'
他还说：“土豆是最重要的作物之一，在人类消费中占第五位，在全球作物产量中居第四位。”
The Scot currently ranked fourth has made finishing the season at No. 3 one of his main goals for the end of the year.
即时排名第四位的苏格兰人，把成为年终第三名作为本赛季结束的目标之一。
The Scot, currently ranked fourth, has made finishing the season at No. 3 one of his main goals for the end of the year.
即时排名第四位的苏格兰人，把成为年终第三名作为本赛季结束的目标之一。
Right now, sales from Reclaim Your Dreams currently make up about one fourth of my income, and it's steadily rising.
如今，这本书的销售额占了我收入的四分之一，而且它还在稳步上涨。
This one is another great Harry Potter movie based on J. K. Rowling's fourth novel.
这是哈利·波特系列的又一力作，改编自j.k.罗琳的第四部小说。
Since their split, o 'neal has won one more, with the Heat, and Bryant now has his fourth and fifth as a Laker.
当两人分开后，奥尼尔帮助热火赢得一次总冠军，而布莱恩特在湖人队已经戴上了第四个和第五个总冠军戒指。
I seem to have a thing for black sports cars as I'm currently on my fourth one now and the next one will likely be a black Mustang.
我很钟情于黑色的跑车，以至于这已经是我拥有过的第四辆了，我接下来还打算换一辆黑色的野马。
One bright spot: as the economy recovered, personal income was up in all 50 states in the fourth quarter compared with the third.
一个亮点是：随着经济的复苏，相比第三季度，第四季度全部50个州的个人收入均有所上涨。
One of the most significant encounters is Aston Villa's trip to Eastlands to face Manchester City in a match that will have a major bearing on the fight for fourth place.
当天最意义重大的比赛之一是阿斯顿·维拉做客城市球场面对曼城，将对第四之争产生重大影响。
One of the most significant encounters is Aston Villa's trip to Eastlands to face Manchester City in a match that will have a major bearing on the fight for fourth place.
当天最意义重大的比赛之一是阿斯顿·维拉做客城市球场面对曼城，将对第四之争产生重大影响。
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