antagonist

名词 antagonist:

1. someone who offers opposition
   同义词：adversary, opponent, opposer, resister
2. a muscle that relaxes while another contracts
3. a drug that neutralizes or counteracts the effects of another drug

1. I am bound to furnish my antagonists with arguments, but not with comprehension.
   我一定要向对手提供争论点，但并无予以理解的必要。
2. He ripped into his antagonist with fury.
   他向他的对手猛扑过去。
3. A sparrow fluttering about the church is an antagonist which the most profound theologian in Europe is wholly unable to overcome.
   在教堂附近飞来飞去的麻雀，是为欧洲学识最深的神学家们完全无法克服的敌手。

an.tag.o.nist

n.（名词）
One who opposes and contends against another; an adversary.See Synonyms at opponent
对抗者，对手，敌手：反对另一人及与另一人竞争的人；对手参见 opponent
The principal character in opposition to the protagonist or hero of a narrative or drama.
反面主角：叙事文学或戏剧中与主人公或英雄相对立的主要人物
Physiology A muscle that counteracts the action of another muscle, the agonist.
【生理学】 拮抗肌，对抗肌：抵消肌肉作用的另一块肌肉，收缩肌
Biochemistry A chemical substance that interferes with the physiological action of another, especially by combining with and blocking its nerve receptor.
【生物化学】 拮抗药，对抗药：通过与另一种化学物质的结合或阻碍其神经接受体而干扰其生理作用的一种化学物质

【引伸】
antag.onis.tic
adj.（形容词）
antag.onis.tically
adv.（副词）