And the university model proved so robust that many of these institutions and their medieval innovations still exist today.

Once again the robustness of the Council's procedures in making these difficult decisions has been proven robust and fit for purpose".

The Swallow, which proved robust and safe, was popular in service.

But in some initial tests, silicon has proven quite robust.

It had certainly proved robust and adaptable up to that time.

It is intriguing that bio systems have proven rather more robust than electromechanical ones.

But on the upside, our economy has proven surprisingly robust in recent years.

A society which has proved robust in the face of economic crisis is one that can build for the future with confidence.

Some courts, particularly in Egypt, have proved robust enough to stand up to political pressure and to safeguard constitutional rights.

The test has been replicated many times, and it has proven very robust.