niebywałe osiągnięcie

But this remarkable achievement has also brought serious environmental problems.

For a man of just thirty it was a remarkable achievement.

Whatever one thinks of Brown as a person this was a remarkable political achievement.

But in the end, I think it was a truly remarkable achievement.

Being born was easily the most remarkable achievement of your whole life.

That would be a remarkable achievement for a nation of 19 million people.

It may not be very much but for him or her it's a remarkable achievement.

And a remarkable achievement indeed for a man who had died in 1947.

On the face of it, that would be a remarkable achievement.

It will take them quite a time, but they may then have a different view of a remarkable achievement.