字幕列表 影片播放 列印英文字幕 Welcome to the voice of America's news words. This'll Word is important in the world of athletes and professional sports. Doping from the peaceful surroundings off Geneva A new earthquake is shaking the foundations of world sport accusations that Russia has for years been conducting a state supported doping program. In athletics, doping is the illegal use of a drug like a steroid to improve an athletes performance. Doping gives the athlete an unfair edge over their competition. Now, when you hear the word doping, you will know what this news word means. Let us know what other news words you want to learn.