Olympic officials are trying to avoid a doping scandal.

奥林匹克官员正在努力避免丑闻。

Sports top court says there was insufficient evidence to prove doping.

体育最高法院表示俄罗斯运动员服用的证据不足。

The decision followed a long investigation into the alleged doping of Russian athletes.

经过国际奥委会长期对俄罗斯运动员使用期的调查，他们才做出这样的决定。

The trainer himself admitted doping four others.

驯马师承认还给另外4匹马也服过药。

He was found guilty this week of systematic doping violations.

周，阿尔贝托o萨拉查被裁决有罪，违反了使用的规定。

It was banned by the World Anti-Doping Agency only at the start of the year.

米屈肼今年年初才被世界反机构列入禁止药物类型。

It follows an investigation into allegations of state-sponsored doping at the 2014 Sochi Olympic Games.

俄罗斯被指控在2014年索契奥运会上支持使用，此项禁令紧随该调查之后。

Ling Lin is with the doping control department of the Beijing 2022 organizing committee.

2022年冬奥组委反部门负责人。

Russia was suspended last November after a report accused it of state sponsor doping.

去年11月，俄罗斯田径被指发生自上而下服药行为，并因此而遭到禁赛处罚。

The doping problems with Olympic athletes are not limited to the 2014 Games.

奥运会运动员的问题不只出现在2014年。

Russian officials have denied any state involvement in the doping of athletes.

俄罗斯官员否认任何关于国家参与运动员事件的指控。

The World Anti-Doping Agency banned use of meldonium at the beginning of 2016.

2016年初，世界反组织开始禁用米屈肼。

You'll understand what chemists mean when they talk about " doping."

而当化学家谈论“掺杂质”的时候，你也会明白他们在讲什么。

Silicon doping involves incorporating impurities into a crystal that mess up its electron balance.

所谓硅的掺杂就将能破坏电荷平衡的杂质混入晶体。

A committee of the World Anti-Doping Agency made the recommendation today.

世界反机构委员会今天提出该建议。

We have a 100% policy against doping.

我们有一个100%反对使用的政策。

Russia is still banned from the upcoming Winter Games in South Korea for state-sponsored doping.

因存在国家扶持的体系，俄罗斯依然被禁止参加即将到来的韩国冬奥会。

This is punishment for that country's systemic and widespread athlete doping program.

这对该国广泛且系统的运动员服用项目进行的处罚。

Russia was initially given a four-year ban by the World Anti-Doping Agency.

世界反机构最初对俄罗斯禁赛四年。

In the report, former teammates admitted to doping and ways of beating drug tests.

在报告中, 前队友承认服用禁药并且混过药物测试。