反兴奋剂 fǎnxīngfènjì anti-doping Origin Definitions Defs Strokes Stroke Words Sentences Sents 反 fǎn affix [anti-] (bound form) anti-; counter-兴奋剂 興奮劑 xīngfènjì noun stimulant stimulant or drug that promotes activity in the central nervous system, heart, or lungs; performance-enhancing drug (doping) used in athletics