very unusual or of very high quality and therefore impossible to copy

He was describing, in his own inimitable style/way, how to write a best-selling novel. 他以其独特的风格描述了怎样写畅销小说。

She appeared at the Oscars wearing one of Versace's inimitable creations. 她身着独一无二的范思哲晚装亮相奥斯卡颁奖典礼。