SAT scores began dropping in 1963; today, on average, 30% of students do not complete high school in four years, a figure that rises to 50% in poor urban neighborhoods.
SAT分数从1963年开始下降；今天，平均有30%的学生没有在四年内完成高中学业，这一数字在贫穷的城市社区达到了50%。
I've been promoted twice in four years.
我在四年内获得了两次升职机会。
Most likely, that won't be in four years, but in about 55 months.
很有可能不是四年后，而是55个月。
Because to go to scale, you can't do it in four years or five years.
因为要扩大规模，不可能在4年或5年内完成。
If you want, put in four years at a college (or more at a graduate school).
如果你愿意，你可以去读四年大学(或再读研究生)。
Megi is described as the most powerful storm to hit the Philippines in four years.
“麦基”是四年来袭击菲律宾最猛烈的暴风雨。
Valmik Thapar, a conservationist, says India will have 300 to 400 tigers in four years.
环保人士Valmik Thapar说，在未来的四年里，印度老虎的数量将会是300到400只。
Internet revenue dipped in the first and second quarters for the first time in four years.
网络广告收入在第一和第二季度增长变缓，这在四年来还是首次。
It will go to clinical trials this year and is expected to be commercialised in four years.
今年这种芯片将被用于临床试验并且有望在四年后商业化。
Provincial elections — the first nationwide vote in four years — were held on Jan. 31 2009.
四年中第一次的全国范围的选举——省级选举，在2009年1月31日举行。
The nation's debt-to-income ratio is projected to rise from 40 to 70 percent in four years.
这个国家的债务收入比在四年内被设定提高到了40%-70%。
Trump Entertainment Resorts sought bankruptcy protection for the second time in four years.
Trump娱乐公司在4年内第二次申请破产保护。
Provincial elections — the first nationwide vote in four years — were held on Jan. 31, 2009.
四年中第一次的全国范围的选举——省级选举，在2009年1月31日举行。
William Hill, a British bookmaker, is offering odds on the election in four years' time.
威廉·希尔——一位英国的出版商正在提供4年后美国大选的赔率。
And his timetable is anything but urgent, leaving the deficit at 4% of GDP in four years' time.
而且他的时间又非常紧迫：四年时间内财政赤字只占GDP的4%。
Drop-out and deferment rates are also hair-curling: only 40% of students graduate in four years.
退学和延期毕业率也明显上升：只有40%的学生在4年内毕业。
An index of pending home sales fell unexpectedly to its lowest level in four years in March.
一个衡量待售房屋的指数在三月降至出乎意料的四年最低水平。
China has imported large amounts of U.S. corn in recent months, for the first time in four years.
最近几个月，中国从美国进口了大量的玉米。这是四年来的第一次。
They sold 130 million units in four years, and made Motorola a top name in the mobile industry.
四年间，它售出了1.3亿部，并让摩托罗拉成为手机行业响当当的头号品牌。
These investors have suddenly seen their net worth collapse again for the second time in four years.
这些投资者眼睁睁看着自己的资产净值四年内第二次一下子急跌。
The House has now changed hands twice in four years-the most rapid turnover since the early 1950s.
众议院到现在为止已经在4年中两次易主- - -这是自20世纪50年代以来最迅速的更替。
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。
In four years of job hunting, Ms. Reid has discovered that she is no longer technologically proficient.
经过四年的求职生涯，里德太太发现她技术上不再娴熟。
Fifty-seven percent graduated with a bachelor of arts degree in four years. Thirty-nine percent took five years.
57%的毕业生花费四年的时间获得学士学位，39%的毕业生花费五年的时间。
With the deficit numbers higher, we would have to cut more to reach my goal of halving the deficit in four years.
由于赤字增加了，如果要在四年内实现削减一半赤字的目标，就需要削减更多的预算。
In four years of living in that city I pretty much didn't come to know anybody who wasn't affiliated with Harvard.
在那个城市生活了四年，我依旧不知道任何一个不与哈佛大学相关的人。
When complete in four years, the instrument will be shipped to an observation perch in Chile's Atacama desert.
经过四年建成后，这套设备将被运载到位于智利阿塔卡马沙漠的观测高台。
WASHINGTON, April 6, 2005 — Global economic growth reached 3.8 percent in 2004—the fastest rate in four years.
2005年4月6日，华盛顿：2004年全球经济增长率达到3.8%，为4年来最快。
WASHINGTON, April 6, 2005 — Global economic growth reached 3.8 percent in 2004—the fastest rate in four years.
2005年4月6日，华盛顿：2004年全球经济增长率达到3.8%，为4年来最快。
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