And given that the current American rate is 3.8% and that the average rate since 1900 has been 3.1%, this is a big risk for investors to take.

考虑到目前美国的通货膨胀率是3.8%，而自1900年通货膨胀率率平均为3.1%，这对于投资者来说是一个巨大的风险。

youdao

But that depends on negligible inflation; and given that the current American rate is 3.8% and that the average rate since 1900 has been 3.1%, this is a big risk for investors to take.

但前提是几乎没有通货膨胀；鉴于当前美国通胀率为3.8%，自1900年以来的平均通胀率是3.1%，投资者购买国债风险就大了。

youdao

Their annual death rate is about twice that of the global average.

他们的年死亡率大约是全球平均水平的两倍。

youdao

For much of the past century there were average global increases of 1.7 millimeters a year, but that rate doubled between 1993 and 2007.(мظ) Some regions, notably Western Australia have suffered more than others, partly,scientists say, because of how gravitational pull affects tides.

VOA: standard.2009.11.09

Smart Money reports that the average rate on a 30-year fixed-rate mortgage dropped below 4% for the first time, to 3.94%.

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Mortgage buyer Freddie Mac said Thursday that the average rate for the 30-year fixed loan rose to 3.57 percent from 3.54 percent last week.

NPR: US Rate On 30-Year Mortgage Ticks Up To 3.57 Pct.

On Wednesday, a joint study by Babson and Baruch Colleges reported that the average rate of early-stage entrepreneurial activity in the U.S. rose to nearly 13% last year, up from 7% in 2008 and the highest level in more than a decade.

WSJ: Startup America's New Partnership