The 1988 Olympics in Seoul, South Korea, were marred by disqualifications over performance-enhancing drug use.

奥林匹克运动历史瞬间图片。 1988年奥运会在汉城，南韩，分别受到取消资格的绩效，提高药物使用。

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The toxicologic property, safety, synthesis and the property, enhancing drug penetration as well as uses of laurocapram are introduced.

介绍月桂氮酮的合成、促进药物透皮吸收的作用、毒理、安全性和用途。

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Polymers play a crucial role in controlling drug release rate, enhancing drug solubility and uptake, and limiting drug degradation and toxicity.

聚合物在控制药释放率，提升药溶解度和举起，并且限制药堕落和毒性中起决定性作用。

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As Lance begins his final Tour, he faces fresh allegations of performance-enhancing drug use.

FORBES: Last Chance To See Lance

All three served suspensions for violations of baseball's performance enhancing drug rules last year.

CNN: A-Rod denies performance-enhancing drugs reports

In Armstrong's deposition from the legal case, his sworn statements are consistent with his past denials of performance-enhancing drug use.

NPR: Ex-Friends Say Armstrong Admitted Drug Use