The Metroville Transit Authority plans to increase the number of daily train trips by only 5 percent over the same period.

Metroville 运输当局计划在同一时期将每日火车旅行次数仅增加5％。

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The number of Washingtonians grew about three percent during that period while the United States population increased more than seven percent.

VOA: special.2009.03.20

And it turns out that simply by counting the number of those spikes that occurs at a period of time.

随后，只要数一数在一定时间内,产生的尖峰脉冲的数量。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

Suppose someone has a contract that promises to pay an amount each period over a number of years.

假设某人有一份合约,承诺在数年内的不同时段内分开支付

耶鲁公开课 - 金融市场课程节选

Changes in the number of houses for sale are widely seen as a good 'leading indicator' of price-changes: in a boom-period there are more buyers than sellers, so the number of properties for sale diminishes, and in a 'bust' period sellers exceed the number of those willing to buy at current prices, so prices tend to fall, as seems already to be happening in many areas.

BBC: NEWS | Business | UK house prices go into reverse

By 2008 that figure had shrunk to 21%, though since the absolute number of globally mobile students grew by 50% over that period, the absolute number in America has flattened, not fallen.

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The comparable number for the same period in the 1996 election cycle was 4.30%.

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