骡子节最初于19世纪40年代在美国田纳西州的哥伦比亚市举行，被称为“饲养者的节日”。
Held in Columbia, Tennessee, Mule Day had its beginnings as "Breeder's Day" in the 1840s.
右边是橡树岭国家实验室多程序研究中心，左边是游客中心，位于美国田纳西州的橡树岭。
Oak Ridge National Laboratory Multiprogram Research Facility (right), and the Visitor Center (left), in Oak Ridge, Tennessee. Photo: ORNL.
今年DECA在美国田纳西州的纳什维尔举办，全美各州进行层层选拔，都挑选了优秀的队伍来参加本届的DECA。
This year, DECA is held in Nsahville, Tennessee, America. Each state select their students in advance to attend DECA. I have to say that the environment and atmosphere is totally different from China.
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