早在冠军赛之前，体育科学家和教练就开始建立“竞赛模型”来为运动员备赛，这种模型是基于他们对胜利时刻的期望。

Well before a championship, sports scientists and coaches start to prepare the athlete by developing a 'competition model', based on what they expect will be the winning times.

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毕竟，这个国家底子里对体育的态度是包容且疯狂的，美国人是如此渴望胜利。

After all, this country is at its core inclusive, crazy about sports and eager to win.

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据悉，菲尔普斯是12个向“我的胜利”倡议（去年由美国反兴奋剂机构发动，旨在保持竞技体育纯净性）做出承诺的奥运健儿之一。

Phelps is one of 12 Olympic athletes who pledged to "My Victory," an initiative launched last year by the U.S. Anti-Doping Agency aimed at keeping competitive sports clean.

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