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1·Compromise view: The performance-enhancing drugs are in his past.

折中观点：提高成绩的药物是在他的过去。

2·One factor is the use of performance-enhancing drugs, or doping.

其中一个因素是使用性能违禁药物，或“兴奋剂”。

3·Abuse of performance-enhancing drugs is not uncommon among athletes.

运动员滥用有助于提高运动成绩的药物不足为奇。

4·On another subject he said he has never taken performance-enhancing drugs.

另一个问题，他说自己从未服用药物来提高成绩。

5·Experts say this sends a message that performance-enhancing drugs are not accepted.

专家说这传递了一个信息，运动增强药物是不被接受的。

6·Last fall, the World Anti-Doping Agency named him as a key broker of performance-enhancing drugs in Russia.

去年秋天，世界反兴奋剂机构(World Anti - Doping Agency)将其列为在俄罗斯经手提高成绩的药物的关键中间人。

7·He also said he would also push for a crackdown on Chinese Internet sites that sell performance-enhancing drugs.

他还说，将会敦促有关方面加强对销售运动兴奋剂的中国互联网站的打击力度。

8·The FBI is investigating whether Roger Clemens lied to Congress when he denied taking performance-enhancing drugs.

美联邦调查局正在对罗杰克莱门是否就服用兴奋剂一事对国会撒谎展开调查。

9·But Armstrong, who has never tested positive for performance-enhancing drugs, has consistently denied the allegations.

而阿姆斯特朗则一直否认此项对他的指控，在药检中，他也从未被检测出呈阳性。

10·Armstrong has not been found to have used performance-enhancing drugs, which demonstrates the strategy's limitations.

阿姆斯特朗没有被发现服用了用于提高成绩的药物，反映了这个策略的局限性。