opponens

例句：

1. 1. The team's performance was a clear indication of their opponens.
   团队的表现清楚地表明了他们的竞争对手。
2. 2.The new policy is designed to counteract the opponens of old regulations.
   新政策旨在抵消旧规定的反对者。
3. 3.The scientist's research has challenged many of his opponens.
   科学家的研究挑战了许多他的反对者。