The U-M analysis supports previous findings that individuals who had a short allele on a particular area the serotonin gene had a harder time bouncing back from trauma than those with long alleles.

密歇根大学分析认为之前的研究是正确的：在血清素基因的某一特定位置有一等位基因，而这等位基因越短的人往往越不容易从情感创伤中走出来。

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Thursday, U. S. Treasury Secretary Timothy Geithner said the nation's jobless rate will be "unacceptably high" for a long time.

星期四，美国财长盖特纳说，美国失业率在很长一段时间将处在“不能接受的高比率”。

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One way the Chinese can lessen their exposure to dollar assets over time is to shift their reserves from long-term Treasuries into shorter-term U. S. bonds.

中国减少美元资产持有的一个方法是将他们的长期美国国债储备逐渐转成较短期的美国债券。

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"What we are seeing China is that wages are gradually converging to those levels in the U.S.and Europe, but this convergence is going to take a very long time."

VOA: standard.2010.06.24

He has data for a very long time period, 1802 to 2006, for the U.S.

他的数据是采用美国从1802年到2006年，相当长的一段时间。

耶鲁公开课 - 金融市场课程节选

"Since that time we've really learned that as close as they are to human species, they're not close enough for any real scientific outcomes for drug testing.I think like that" That's Elizabeth Kucinich, wife of U.S. Congressman Dennis Kucinich, she is a long-time animal welfare advocate and serves as director of public affairs, for the Physicians Committee "Over 80 different HIV-related vaccines have worked in chimpanzees but none have proven effective in human beings.

VOA: standard.2010.02.16

The third, is that 7 weeks (and counting) remains a long time in U.S. politics.

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As its power grew, the Brotherhood cynically abandoned others in the opposition in the hope of cutting deals with the junta that ruled Egypt following the overthrow of long-time U.S. ally, Hosni Mubarak: the Supreme Council of the Armed Forces (SCAF).

CENTERFORSECURITYPOLICY: The Brotherhood's Bait and Switch

For a long time in the U.S., private companies have been the main engine of growth and job creation.

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