If the owning rate is 15 percent, over 30 million video recorders will be needed.

如果拥有率为15%，那么将需要3,000多万台录放像机。

《新英汉大辞典》

If winds continue to get gustier at the same rate over the next 50 years, for example, the destructive forces of Category 5 hurricanes would multiply.

假如在未来的50年里风速持续的以一个相同的速率增大的话，那么5级飓风的破坏力将倍增。

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If this is sustained, the conventional 30-year mortgage rate should fall to around 5%, says Nicholas Strand of Barclays Capital, from over 6.5% in early November.

巴莱克投资银行的尼古拉斯称，若保持此速度，那传统的30年按揭率将由11月初的6.5%下降至5%。

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Some political analysts argue that the issue is unlikely to gain any traction before then, especially if concerns over the near 10 percent unemployment rate and health care continue to dominate the political agenda.

VOA: standard.2010.03.21

If the rate of population growth of the United States between 1820 and 1850 had sustained over time, we'd have today approximately one and a half billion people in the United States.

如果在1820至1850年间,美国人口增长率保持下去的话,今天我们的美国,就会拥有近十五亿人口

耶鲁公开课 - 美国内战与重建课程节选

The key here is realizing that if you just role over debt then the interest rate is the growth rate of the debt.

FORBES: Childless Keynesians And The Future They Made

All our steps to rein in the deficit will be for naught if we do not reduce the rate of health care cost growth over time.

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Almost certainly, charges will be dropped although, if arrests continue at the current rate (over 1, 000 so far), they may yet reverse New York's falling crime rate.

ECONOMIST: The New York Police