Monitoring progress of the achievement of the Millennium Development Goals at the national, regional and global levels is essential because it shows not only the current state of play, but also what action has to be taken.
监测《千年发展目标》在国家、区域和全球各级的实现进展非常重要，因为它显示的不仅是进展情况，还显示了应采取什么行动。