DICT.TW Dictionary Taiwan

 ag·o·nist /ˈægənɪst/
 促效藥; 主動肌

 ag·o·nist /ˈægənəst/ 名詞
 主動肌,顯效藥,促效藥,主縮肌(與拮抗肌對立),顯效劑,促效劑,格鬥者

 Ag·o·nist n.  One who contends for the prize in public games. [R.]
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 agonist
      n 1: the principal character in a work of fiction [syn: protagonist]
      2: someone involved in a contest or battle (as in an agon)
         [ant: adversary]
      3: a muscle that contracts while another relaxes; "when bending
         the elbow the biceps are the agonist"
      4: (biochemistry) a drug that can combine with a receptor on a
         cell to produce a physiological reaction