早在500多万年前，构造作用造成地面抬升，海平面下降，使里海被陆地包围。
Tectonic forces uplifting the land and a drop in sea level left the Caspian landlocked more than 5 million years ago.
同时，由于收入下降而债务负担居高不下，通货紧缩使公共及私人债务问题严重化。
And it also aggravates debt problems, both public and private, because incomes fall while the debt burden doesn't.
但是如果只是下小雨，那么就会有大量的蔬菜供应涌向市场，使价格明显下降。
But if it's a light rain, a significant supply of vegetables will flood the market, and the price drops significantly.
家庭稳定性的下降使在困难时期向亲戚借款的行为减少，商业信贷取代了家庭信用。
The decline in family stability has reduced the access to credit from relatives during bad times. Commercial credit has substituted for the family credit that was formerly available.
在越南长达一个多世纪的地下水过度开采使地下水位下降，与此同时，砷也随之深入。
More than a century of groundwater over-exploitation in Vietnam has drawn the water table down and, with it, arsenic.
经过北极地区的候鸟数量平均下降了6%，尽管“急剧增加”的某些迁徙大雁种群使这个数据有所偏差。
Migratory birds that pass through the Arctic have decreased an average of 6 percent, although that number is skewed by a "dramatic increase" in some populations of migratory geese.
美唱协指责音乐盗版使2003年上半年的CD销量比2000年同期下降了31%。
The RIAA blames music pirates for a 31-percent drop in the sales of compact discs (CDs) in the first half of 2003 compared with the same period in 2000.
今年7月份，美国新增就业岗位117,000个，使失业率从6月份的9.2%小幅下降到9.1%。
The unemployment rate in July fell slightly to 9.1% from 9.2% the previous month as the economy added 117, 000 jobs.
结核病死亡率在1990年和2010年之间下降了40%，除非洲之外，所有区域都可按期实现到2015年时使死亡率降低50%这一目标；
the TB death rate dropped 40% between 1990 and 2010, and all regions, except Africa, are on track to achieve a 50% decline in mortality by 2015;
在市场平静的时候，愿意出售期权的人增加，使它们的价格，也就是隐含波动性的等级下降。
In quiet markets, the number of people who want to sell options increases, driving their prices, and thus the level of implied volatility, down.
供应品更加丰富和可靠，基础广泛的健康竞争正在使价格下降，有时幅度很大。
Supplies are more abundant and reliable, and healthy, broad-based competition is bringing prices down, sometimes substantially.
生产过剩加上销售下降使这家公司遭受巨大损失。
Overproduction, coupled with falling sales, has led to huge losses for the company.
这样做的目的是延长产品的寿命，使销售额和利润不会下降。
The goal is to extend product life so that sales and profits do not decline.
在球运行路径的某一点(10米处，或人墙的位置)球的速度下降，使空气在球体表面形成较稳定的层流。
Some way into its path - perhaps around the 10 m mark (or at about the position of the wall of defenders) - the ball's velocity dropped such that it entered the laminar flow regime.
过去35年来，结婚率的下降使单亲家庭的数量增长了一倍。
A drop in the marriage rate has resulted in a doubling of single-parent households over the past three and a half decades.
零售商将努力通过使礼卡更具吸引力来应付下降的趋势。
Retailers are trying to counter this decline by making gift CARDS more attractive.
埃格伯说，她预计微软将报告其用于PC和笔记本电脑的Windows软件销售与一年前比较下降3%，使这个季度成为8年来最艰难的季度。
Egbert says she expects Microsoft to report sales of its Windows software for PCs and laptops to drop 3 percent from a year earlier, making it the toughest quarter in eight years.
生育率下降意味着生育风险大幅减少，同时使妇女解放出来加入劳动队伍。
This fertility decline has meant dramatic reductions in the risks of childbirth while freeing up women to enter the labor force.
由于我们聚焦于更小范围的市场，我们得以明确自己的特色，使对外营销更加高效，我们的用户获取成本有所下降。
By spotlighting a narrower benefit, we were able to clarify our positioning, resulting in more effective external marketing. Our acquisition costs went down.
直到1840年，由于先进的工程技术使经由伊利运河穿越俄亥俄山谷中河流的水路运输成为现实，这条荒野之路的用途开始下降。
By 1840, use of the Wilderness Road had declined, as advances in engineering had enabled waterway travel via the Erie Canal and through the rivers of the Ohio Valley.
随着时间的推移，这种方法已经使吸烟人数有所下降——自20世纪70年代以来，吸烟人数几乎减少了一半。
This approach has led over time to a fall in smoking with numbers having roughly halved since the 1970s.
——“私营部门破产使外部债务出现显著的下降。”
private sector bankruptcies have led to a marked decline in external debt.
这两个计划表方案都要求在未来十年削减大约4万亿的赤字，对比GDP的比例，已经足够使债务呈现一个下降趋势。
Both plans would have cut the deficit by roughly $4 trillion over the next decade, enough to put the debt on a downward path relative to GDP.
因此自然而然，这次自大萧条以来最严重的衰退使许多人担心，贸易额将再次下降，保护主义又会归来。
No wonder, then, that the spectre of the worst recession since the Depression led many to fear another descent into protectionism and a similar decline in trade.
而且受气温上升和极端天气事件的影响，许多东亚国家的粮食产量预计将会出现下降，使更多的人面临风险。
And with crop yields in many East Asian countries projected to decline, due partly to rising temperatures and partly to extreme weather events, even more people are at risk.
呼啸的北风、急速下降的温度，使“冬至”这一天的寒意淋漓尽现，不少地方今冬第一场雪如约而至。
Roaring from the north, the cold front dropped the temperature rapidly. "WinterSolstice" diplayed its coldness in time. Areas in Hunan had their first snow in this Winter.
风力发电的成本过去十年来已经大幅度下降了，如果我们能在五年内使太阳能发电的成本加速下降的话，我们就会产生重大的影响。
The cost of wind has declined dramatically in the last decade, and if in five years we can accelerate the cost reduction of solar power, we will have made a huge impact.
《自然—气候变化》期刊周末发表的一项研究表明，如果全球排放到2020年没有达到峰值并开始下降，将很难使全球平均气温自前工业时代以来上升幅度保持在2度以内。
showed that if global emissions do not peak and begin to fall by 2020, keeping the global average temperature rise since pre-industrial times below 2C will be difficult.
《自然—气候变化》期刊周末发表的一项研究表明，如果全球排放到2020年没有达到峰值并开始下降，将很难使全球平均气温自前工业时代以来上升幅度保持在2度以内。
showed that if global emissions do not peak and begin to fall by 2020, keeping the global average temperature rise since pre-industrial times below 2C will be difficult.
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