详细解释:n. 阿喀琉斯(希腊神话人物)
英语解释：
名词 achilles:
a mythical Greek hero of the Iliad; a foremost Greek warrior at the siege of Troy; when he was a baby his mother tried to make him immortal by bathing him in a magical river but the heel by which she held him remained vulnerable--his `Achilles' heel'例句：
He would have made a good pilot but his drinking habit was his Achilles’ heel.他本来会成为一名很好的飞行员，不过他的饮酒习惯却成了他的致命弱点。