形容词
中文翻译：无敌的
同义词：
['unbeatable', 'indestructible']
例句：
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1.The champion swimmer was declared invincible after winning the gold medal.
这位冠军游泳选手在赢得金牌后被宣布是不可战胜的。
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2. The soldiers were determined to defeat the enemy and return home invincible.
士兵们决心打败敌人，毫发无损地返回家园。
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3. The scientist's research was hailed as invincible for its revolutionary approach.
科学家的研究因其革命性方法而被誉为不可战胜的。