As hare density increases, the quantity of these twigs decreases, forcing the hares to feed on low-quality high-fiber food.

随着野兔密度的增加，这些树枝的数量减少，迫使野兔以低质量的高纤维食物为食。

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Proponents might also argue that maintaining revenues is critical to keeping quality high.

支持者也许会质疑维持收益对于保持高质量是否很重要。

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In markets other than health care, the legendary American shopper, armed with money and information, has kept quality high and costs low.

用金钱和信息武装起来的传奇性的美国消费者，在市场而非健保方面保持了高质低耗。

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Edward Lawler at the University of Southern California says these companies may now have difficulty getting and keeping high-quality employees.

VOA: special.2009.10.30

So there's not a lot of room in the government bond market or other high-quality bond markets to generate excess returns.

所以对于政府债券或者优质债券,超额收益的空间不大

耶鲁公开课 - 金融市场课程节选

Those were magnificent days in which there was a kind of a high-quality relation between student and fac.

那是多么美好的日子啊,学生和老师之间的关系非常融洽。

普林斯顿公开课 - 人性课程节选

The pay is good, the training and equipment excellent and the officer quality high.

CNN: Trials of Malaysia's Finest

Competition is generally thought to be good for economies because it keeps prices low and quality high.

FORBES: Harvard Business School Mumbo Jumbo

However, investors have been pouring money into corporate bonds of all stripes both high-quality, investment grade and low-quality high yields.

WSJ: As Many Stocks and Bonds Get Pricey, It's Time to Play Defense