unparalleled

1. ADJ If you describe something as unparalleled, you are emphasizing that it is, for example, bigger, better, or worse than anything else of its kind, or anything that has happened before. 無比的[強(qiáng)調(diào)]

...a period of unparalleled economic growth. …空前的經(jīng)濟(jì)增長時期。