ˌfirst-ˈever adjectiveadj [only before noun] FIRSThappening for the first time 第一次的 her first-ever television interview 她的第一次电视采访
the first-ever visit to China by an American president 美国总统的首次访华
first-ever• Released 25 years ago, the recording became the unofficial anthem of my first-ever election campaign.• According to the official program of the Games, it was the first-ever Olympic triathlon.• However, this is by no means the first-ever space station.