USC Annenberg student Sunny Johnston reports on the story of a 70-year old Hollywood stunt actor, Bob Yerkes.

南加州大学安诺堡新闻系硕士学生郑永佳讲述一位70岁高龄好莱坞特技演员的故事。

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In the U.S., observatories such as Lick in San Jose, Calif., and Yerkes in Williams Bay, Wisc., were among the first to show the uses of big observatories.

在美国，应用最早的天文台有加利福尼亚州圣荷西市的利克天文台，威斯康辛州威廉斯湾的叶凯士天文台。

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Having seen the situation, a wealthy American businessman, Charles Yerkes, tried to improve the system by buying many of the different lines and setting up the Underground Group.

看到这种情况，美国富商查尔斯。耶基斯买下许多条不同的线路并成立了地铁集团，以试图改进当时的铁路运营系统。

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Hubble watched the night sky with instruments at the university's Yerkes Observatory.

VOA: special.2009.04.29

Robert Yerkes and John Dodson worked as psychobiologists in the beginning of the previous century.

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Candler Professor at Emory University and director of the Living Links Center at the Yerkes National Primate Research Center, both in Atlanta.

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The Yerkes Dodson curve (shown above), developed by two psychologists in the early 20th century, demonstrates the relationship between stress, or chronic arousal, and performance.

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