It seems more likely that commodity prices are being driven down by two other factors.
那么商品价格下跌很可能与两个因素有关。
It so happened that one morning an elephant was driven down the road where they stood.
正巧一天早晨，有一头大象被赶到他们所站的那条路上来。
That has driven down the liquidity premium in the bond market (and pushed yields lower).
那已降低了债券市场上的流动性溢价（使得债券的收益率更低）。
But the Fed decided that productivity improvements had driven down the NAIRU and so left policy on hold.
然而美联储认为这是生产率提升而带来的自然失业率的下降，因而对政策没有做任何调整。
Their success has been achieved by being able to produce en masse and thus, the production costs are driven down.
其成功得益于能够进行大批量生产，因而降低了生产成本。
Today, demand by middle-class buyers is surging as salaries rise and car prices, driven down by competition, plummet.
今天，收入增加和竞争带来的车价下调更刺激了中产阶级的购车需求。
The air-driven down-hole hammer drilling is still very effective and speedy in well drilling in karst limestone area.
在水文水井中，气动潜孔锤钻进仍可发挥它高效率、高速度的作用。
Yields in many of these markets were driven down by hopes that they would, in time, converge with those in mature European markets.
这一市场交易量下跌是因为该地区投资者们希望他们假以时日能与欧洲成熟市场保持一致。
In one segment of the 45-minute video, which was edited down to five minutes before broadcast, a mining vehicle is driven down a tunnel.
在这段45分钟的视频里有一小段视频，后来在播出之前被编缩为5分钟，里面可以看到一采矿车辆正沿坑道行驶。
There is scant evidence that wages are driven down by multinationals, nor that they help perpetuate indefinitely bad working conditions.
没有证据表明是跨国公司压低了工资，它们也不应对持续的恶劣工作环境负责。
The international space station, weighing in at over 400 tons, would be driven down into a predictable, empty spot like the mid-Pacific Ocean.
就像重约400吨的国际空间站，会被预定坠落在太平洋中部的一片空白区域内。
As a result, the price in London should be driven up, and the price in New York should be driven down so that arbitrage is no longer possible.
其结果是，伦敦的价格会逐渐上升，而纽约的价格会逐渐下跌，这样的套利机会将最终消失。
Now they're letting out a sigh of relief. Charles Stanish of U.C.L.A. writes in Archaeology magazine that eBay has paradoxically driven down looting.
现在他们松了一口气，加州大学洛杉矶分校的查尔斯·斯坦尼什在《考古》杂志上撰文指出，eBay以一种荒谬的方式有效遏止了文物偷盗活动。
They’ve driven down Lombard Street, crossed the Golden Gate bridge, navigated the Pacific Coast Highway, and even made it all the way around Lake Tahoe.
驾车到过伦巴第街、穿行过金门大桥、航行在太平洋海岸公路、甚至塔霍湖附近的所有道路。
They've driven down Lombard Street, crossed the Golden gate bridge, navigated the Pacific Coast Highway, and even made it all the way around Lake Tahoe.
公司博客上写到：“这些汽车已经行驶过朗伯德街，穿越过金门大桥，飞驰在太平洋海岸高速上，它们甚至已经抵达了太浩湖。”
Mr Monks was astonished to learn that investors could sell shares they did not own, only to buy them for less when their actions had driven down the price.
当蒙克斯知道投资者能出售他们并不拥有的股票，仅为他们在打压价格后重新买回时，他感到很惊讶。
Similar to Groupon, Dell posted exclusive deals of the day on its Swarm site, and as more users committed to buying, the price would be driven down in proportion.
和Groupon 类似，戴尔在它的Swarm网站上发表独家交易，而确认购买的用户越多，价格就会成比例下降。
There is as yet no evidence that market abuse has driven down financial firms’ share prices—and plenty that their trashed balance-sheets and credibility have.
现在还没有证据表明市场不当行为导致了这些金融企业的股价下跌，然而有充分（的证据表明）他们残破不堪的资产负债表和信用状况（才是导致这些金融企业的股价下跌的真正原因）。
Although fierce competition has driven down the cost of mobile calls within national borders to a few cents a minute, the cost of using a mobile phone abroad is still sky-high.
尽管残酷的竞争已经把国内手机通话费用降低到了一分钟只有几分钱的程度，可是在国外使用手机的成本依旧是天价。
But if you had to pick a good time to buy euros or pounds, you'd probably look for a moment when they had already been driven down a long way by uncertainty and speculative bets. Like now.
但如果你要寻找一个买进欧元或英镑的好时机，你可能就要找一个它们因不确定性和投机行为被深度压低的时候，就像现在。
But if you had to pick a good time to buy euros or pounds, you'd probably look for a moment when they had already been driven down a long way by uncertainty and speculative bets. Like now.
但如果你要寻找一个买进欧元或英镑的好时机，你可能就要找一个它们因不确定性和投机行为被深度压低的时候，就像现在。
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