A trail-blazing idea, event, or organization is new, exciting, and original.
例句
...a trail-blazing agreement that could lead to a global ban on nuclear weapons...一份可能通向核武器全球禁令的开创性协议The Festival aims to live up to its reputation as a trail-blazing event.该艺术节志在不虚负其先锋性活动的声名。