Sentence examples for * been demonstrated from inspiring English sources

That has been demonstrated twice this week.

The feasibility has been demonstrated.

That hasn't been demonstrated yet.

– have been demonstrated.

The point, I hope, has been demonstrated.

The basic concept has been demonstrated.

Authentication mechanisms have also been demonstrated.

have been demonstrated in practice.

Such a vaccine has already been demonstrated in prairie voles.

Both interpretations make sense; neither has been demonstrated.

These findings have been demonstrated internationally as well.