尽管试图让美国反兴奋剂机构破产并且破坏他们。
美国反兴奋剂机构表示，“毫无疑问，在美国，兴奋剂问题是我们必须要面对的。
The USADA report said the "In the United States, there is no doubt that we face a doping problem."
一项由美国反兴奋剂机构发起的调查显示，美国人认为兴奋剂是当今体育圈面临的最大问题。
New research conducted for the U. S. Anti-Doping Agency finds that Americans rank the use of performance-enhancing drugs as the most serious problem facing sports today.
今天是退役自行车运动员兰斯·阿姆斯特朗决定是否要和美国反兴奋剂机构官员见面的最后期限。
Today was the deadline for embattling veteran cyclist Lance Armstrong to decide whether he would meet with US's anti-doping agency officials.
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.
然后是去年美国反兴奋剂机构公布了一份报告，指责阿姆斯特朗成为一项非常复杂的服用禁药团体的中心而他正在赢取自己的环法自行车赛冠军。
Then last year, the U. s Anti-Doping Agency released a report, it accused Armstrong of being at the center of a very sophisticated doping program while he was winning his Tour De France titles.
泰加还告诉CBS新闻，他为阿姆斯特朗开出了最后期限，2月6日，完全如实全面地与美国反兴奋剂机构合作换取可能减轻自己的终身禁赛的责罚。
Tygart also told CBS news, he's offered Armstrong a deadline, February 6th to cooperate fully and totally truthfully with USADA in exchange for a possible lessening of his lifetime ban from sports.
泰加还告诉CBS新闻，他为阿姆斯特朗开出了最后期限，2月6日，完全如实全面地与美国反兴奋剂机构合作换取可能减轻自己的终身禁赛的责罚。
Tygart also told CBS news, he's offered Armstrong a deadline, February 6th to cooperate fully and totally truthfully with USADA in exchange for a possible lessening of his lifetime ban from sports.
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