Systems in this area continue, however, to be assessed as only partially effective.

When the blockade began in 1861, it was only partially effective.

The partially effective methods of management mentioned above were not realized until the late 1960s and 1970s.

"I just assumed that it would be partially effective," he said.

Nevertheless, legal requirements remain complex and control systems continue to be only partially effective.

Anti-bullying education at the level of the individual student or the classroom is only partially effective.

In my home country of Germany, the samples showed that all the control systems there which had been tested were only partially effective.

The elixir made from their blood was only partially effective.

His doctor offered him drugs that would control the diarrhoea, but these were only partially effective.

He put up his feet to hold off his opponent, but this was only partially effective.