"never achieved before" is a correct and usable phrase in written English.
You can use it to describe something that has never been achieved or accomplished in the past. For example, "They had never achieved a goal like this before, which made their accomplishment even more remarkable."
We achieved a different level that we have never achieved before," said coach Domingos Paciencia.
PRO was able to achieve something that was never achieved before.
That record, never achieved before in Portuguese Football, is at reach for only two players: Cristiano Ronaldo and Ricardo Costa.
Scientists at Harvard University last week revealed a new tool, a "nanothermometer", that can read temperatures with an accuracy never achieved before.
It also sounds like Radiohead achieving something they've never achieved before, a quarter of a century into their career: long may their neuroses keep them in constant motion.
The second is the lowland Maya civilization, which during its six centuries of almost unbroken evolution in the humid forests reached cultural heights never achieved before or since by New World natives.
But he asked, 'John, John, John, was the parent lamp a mother or a father?' And I knew at that moment that computer animation had achieved something that had never been achieved before; it was the story and the characters were important in the film, not the fact it was made with computer graphics.
Such a goal has never been achieved before, since combined cycles are generally suited only for large-scale applications and for clean fuels.
"As soon as I heard the tremendous expansion of what musical sound could be, it triggered musical ideas, gave me access to a whole new world of sound that could never have been achieved before," said Mr. Deutsch, 72, who retired as chairman of the music department at Hofstra University in 2001 and continues to teach there as an adjunct.
"I always assumed that if you do your job, especially if you achieve what never has been achieved before, that would be fine," says Conway, referring to his success at turning around America West after its 1991 bankruptcy.
It Felt Like a Kiss, Punchdrunk's eerie and astoundingly detailed collaboration with the film-maker Adam Curtis and the musician Damon Albarn, concluded with many who experienced it running from the venue in a state of queasy dread – something that other theatre productions have achieved before, but never because that was precisely what they were aiming for.
