现代体育运动中运动员以提高成绩为目的服用兴奋剂已成为不道德的行为，是被禁止的。然而，人们认识到兴奋剂的危害而在明令禁止之前，它对运动成绩提高的有效性强烈地刺激着运动员以此于竞争中占据优势。其实，又何止体育；在军事斗争中为提高士兵战斗力使用兴奋剂的实例也是 It has been banned for athletes to take doping for the purpose of improving performance in modern sports, which has become immoral. However, recognizing the dangers of stimulants, its effectiveness in improving athletic performance strongly stimulated athletes to dominate the competition until it was explicitly forbidden. Actually, there is no more than sports. In the military struggle, the example of using stimulants to enhance the combat effectiveness of soldiers is also