The U-M team examined 54 studies dating from 2001 to 2010 and encompassing nearly 41,000 participants - making it the largest analysis of the serotonin gene's relationship to depression.

密歇根大学研究小组调查了从2001年至2010年期间的54份研究报告，其中包括有近41000位参与者。这无疑是迄今为止关于血清素基因与失落情绪之间相互关系的研究中最全面的一次调查研究。

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This paper reviews the history of the urbanization and suburbanization process in the U. s. a dating back to the colonial times.

本文回顾了美国自殖民地时期以来的城市化和郊区化历史过程。

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This paper reports the U-series dating results of calcites and mammalian fossils from Southern Branch Cave of Maba hominid site.

报道马坝人地点南支洞次生碳酸盐岩和骨化石样的铀系年代。

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We expect the reflation trends, dating from the U.S. shift to a low real interest rate policy in 2002, to continue for now, pushing prices up in most asset classes.

FORBES: Wal-Mart Or Malpass?

While options abound in online dating, the number of U.S. visitors to dating sites has fallen steadily from a peak of 21% of all Internet users in 2003 to 10% in 2006, according to JupiterResearch.

FORBES: Magazine Article

While Match.com and eHarmony are two of the most popular dating sites in the U.S., China's QQ.com Love is the No. 1 ranked dating site in Asia.

FORBES: Magazine Article