A study, published in January in the US magazine, Science, found that almost all recorded shark species have fallen by half in the past 8 to 15 years.
1月在美国杂志《科学》上发表的一项研究发现，在过去8至15年间，几乎所有有记录的鲨鱼种类的数量都减少了一半。
As a percentage of federal spending, we have cut earmarks by half in this bill.
作为联邦开支的一部分，我们已经把这项议案中的专项拨款削减了一半。
Haven't they heard demand for new cars has slumped by almost a half in some markets?
难道他们没有听说，部分市场的新车需求已经下滑近半了吗？
I put my arms around her, half in sympathy and half determined to get what I had come for.
我伸出双臂搂住她，一半是同情，一半是决计要获得此行的收获。
The Mona Lisa turned up after about a year and a half in the shop of an antique dealer in Italy.
约一年半之后，蒙娜·丽莎出现在意大利的一家古董店里。
However, losses slowed considerably in the second half in both the wholesale and consumer divisions.
但减损在下半年明显减缓，批发银行和消费者部门均是如此。
Almost 70% of them reckon economic conditions are getting worse, compared with less than half in 2004.
接近70%的人预计经济状况会变得越来越糟糕，而2004年时持这种观点的人不到一半。
As a result, the firm's net income fell by half in the year, leaving it with a thin profit margin of 2.2%.
因此，该店年纯收入跌了一半，利润率仅为2.2%。
Nickel prices have fallen by half in three months; tin has fallen 12% from the record price touched earlier this month.
镍的价格在该季度下降了50%，锡比月初的记录价格下降了12%。
In fact, from 1980 to 2000, the rate of deaths from cardiovascular disease fell by at least half in most developed countries.
事实上，从1980 - 2000年，大多数发达国家的心血管疾病死亡率至少已减低一半。
The US is planning to reduce its military presence by about half in the coming months and withdraw completely from Iraq by 2011.
美国计划在未来数月内减少一半伊拉克驻军，到2011年完全撤退。
The whole region has perhaps 100km (62 miles) of paved roads, half in the capital, Juba, and the other half on Chinese-run oilfields.
整个地区铺有路面的道路大约总长100千米（合62英里）；其中的一半位于首都朱巴，另一半位于中国人经营的油田内。
The Guangdong training programs are half in the classroom and half in the factory, usually the business that plans to employ the trainees.
广东的培训项目一半在课堂进行，另一半在工厂实施，这些工厂通常有计划雇佣受训人员。
Baltimore has gotten high marks and lots of news coverage for reducing both the dropout rate and truancy rate by half in just three years.
在仅仅3年的时间里，巴尔的摩就因把辍学率和旷课率降低了一半而获得了高度的评价和大量的新闻报导。
“Thank you for the offer, ” he joked, explaining that he holds the post until April—but it was clear that his words were only half in jest.
但很明显他的话是半开玩笑半认真的。
It was risky, because in order to keep my pledge to cut the deficit in half in four years, I had to trim the middle-class tax-cut proposal.
这样做是有风险的，因为要实现在四年内将赤字减半的承诺，我必须削减给中产阶级减税的提案。
Farmers are suffering: prices for raw milk have fallen by half in some countries since 2007, tumbling below the cost of production on many farms.
奶农们都身处水深火热之中，一些国家自2007年原奶价格开始下跌，现在只有当时的一半，在许多牧场里原奶价格甚至都低于成本价。
Researchers transported 20 local pine trees into Biosphere 2, keeping half in standard temperatures and warming the others by 7 degrees Fahrenheit.
研究人员往生物圈2号运送了20棵当地的松树，将其中一半种植在标准的气温环境中，另一半则种植在比标准温度高7华氏度的环境中。
Joey gets carried away with a mailbox project and ends up building an entertainment center; he mistakenly cuts Chandler's door in half in the process.
乔伊动工做一个邮箱，工程越搞越大，结果他做了个娱乐多用柜。同时他还不小心把钱德的门锯成了两半。
Home sales dropped by half in June from a year earlier in Shanghai, Shenzhen, Guangzhou, Chongqing and Chengdu, according to data compiled by jpmorgan.
据JPMorgan收集的数据，上海、深圳、广州、重庆和成都六月的住宅销售比去年同期下降了一半。
Equities account for less than 20% of Chinese households' total financial assets, compared with half in America, so price swings have less impact on spending.
股票资产不到中国家庭总资产的20%，美国则是占到了一半。因此，股价的波动对家庭开支影响也较小。
The mice were split into two groups. Half were exposed to the gas at room temperature and half in a warm environment to keep their body temperatures from dropping.
这些老鼠分成两组，一半在室温下暴露于这种气体，另一半则在更温暖的环境下以便保持他们的体温不下降。
What they have in common, other than tremendous success in the tech industry, is a willingness to pay tens of millions of dollars for a week and a half in space.
这些人的共同点除了在各自的技术领域获得极大成就之外，他们都愿意花几千万美元进行为期一周半的太空旅行。
Given it fell by almost half in the half-year prior to March's low-point, you might think that's fair enough: the sharper the fall, the more dramatic the bounce-back.
考虑到在3月份低点之前的半年时间里，该指数下跌了将近一半，你可能会认为目前的股市回升也相当合理：跌得越狠，反弹就越强劲。
The original strategy involved investing half of an investor's assets in an S&P 500 Index fund and half in a fund mirroring the Shearson/Lehman Intermediate Bond Index.
原始的策略包括投资者将一半的资产投到标准普尔500指数基金(S&P 500 Index Fund)，另一半投到希尔森-雷曼中期债券指数(Shearson/Lehman INtermediate Bond Index)。
Temporary workers are also hired to bake other seasonal cakes such as the colomba, a dove-shaped Easter treat, which keeps them occupied for a month and a half in the spring.
临时工人也忙碌于其他季节性产品的生产，比如colomba，这种鸽子状的复活节产品，在春季的1个半月时间里，都是热销产品。
Temporary workers are also hired to bake other seasonal cakes such as the colomba, a dove-shaped Easter treat, which keeps them occupied for a month and a half in the spring.
临时工人也忙碌于其他季节性产品的生产，比如colomba，这种鸽子状的复活节产品，在春季的1个半月时间里，都是热销产品。
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