| effective | Es razonable concluir que el programa fue eficaz. | Consequently, it is reasonable to conclude that the mentioned programme was effective. |
| effective | Esa labor debe continuarse en forma sostenida y eficaz. | These efforts should be pursued in a sustained and effective manner. |
| effective | Debe establecerse un sistema eficaz de supervisión. | An effective monitoring system should be put into place. |
| effective | El foro necesitaría una secretaría pequeña, competente y eficaz. | The forum would require a small, competent and effective secretariat staff. |
| effective | Un agente eficaz tiene tres cualidades. | There are three qualities that make an effective agent. |
| effective | Su campaña fue especialmente eficaz en El Salvador. | The UNICEF mine-awareness campaign in El Salvador was particularly effective. |
| effective | Interesa a la comunidad internacional abordar este problema de manera eficaz. | It is in the interests of the international community to address this concern in an effective manner. |
| effective | Sería más eficaz con el necesario descanso. | I'd be a little bit more effective with the proper amount of rest. |
| effective | Este proceso oficioso complementario ha resultado informativo y eficaz. | This supplementary informal process has proven to be informative and effective. |
| effective | Esperamos que haya un proceso de seguimiento eficaz. | We hope that we will have an effective follow-up process. |
| effective | Es necesario un marco institucional más eficaz para respaldar esa coordinación. | There is a need for a more effective institutional framework to support that coordination. |
| effective | Agradecemos su eficaz dirección de la Conferencia de Desarme. | We thank you for your effective leadership of the Conference on Disarmament. |
| effective | Concluyó que también era eficaz en niños. | They concluded that it also was effective in children. |
| effective | Lamentablemente, la política a veces obstaculiza el seguimiento eficaz. | Unfortunately, politics had sometimes come in the way of effective follow-up. |
| effective | Es fundamental asignar recursos suficientes para garantizar su aplicación eficaz. | The allocation of adequate resources to ensure their effective implementation is critical. |
| effective | Esto es algo nuevo para ti pero puede ser eficaz. | Now, I know this may be a new concept to you but I think you might find it effective. |
| efficient | Usted podía haber sido más eficaz. | And you might have been more efficient, Mr. Freeman. |
| efficient | Intentamos hacer la guerra más eficaz. | We're all trying to make war more efficient. |
| successful | Era un sistema excepcional que resultó sumamente eficaz. | It was a unique system that had proved eminently successful. |
| successful | La movilización eficaz de recursos debería coincidir con buenos resultados. | The successful mobilization of resources should coincide with a good performance record. |
| efficient | El ejecutivo más eficaz será promovido a director del banco. | The most efficient executive will be promoted to director of the bank. |