And his rapid improvement indicates that he is a fast learner.

Mohammed's rapid improvement makes deal look better than it did at the time.

She seemed to have made a rapid improvement in health since I last saw her.

While these usually bring about rapid improvements, they have greater side effects.

Funding from the government led to a rapid and substantial improvement in conditions.

There is general frustration over the failure to achieve a more rapid improvement in standards of living.

But it also led to a rapid improvement in the race's adaptation to the environment.

There must be a rapid improvement, especially in reaching out beyond the main hubs.

Such rapid improvement would extend a trend that is known as Moore's law.

The changes initially led to a rapid improvement in the standard of living.