ADJ 无与伦比的;无可匹敌的;无双的 If you describe something as unrivalled, you are emphasizing that it is better than anything else of the same kind. 无与伦比的;无可匹敌的;无双的 [emphasis]
He had an unrivalled knowledge of south Arabian society, religion, law and customs.
他对南阿拉伯社会、宗教、法律和风俗的了解无人可比。
It's a team unrivalled in stature, expertise and credibility. [+ in]