25. Stresses the need for continuous overall improvement in the effectiveness, efficiency, management and impact of the United Nations system in delivering its development assistance, and welcomes steps that have been taken to that end;
25. 着重指出需要持续地全面加强联合国系统在提供发展援助方面的效力、效率、管理和影响，并欢迎为此目的所采取的步骤；