At the broadest level, then, the countries that have achieved significant human development progress in recent decades recognized the essential role of sustained economic growth but did not wait for such growth to occur.
506. 最广义地看，近几十年来在人的发展方面取得显著进步的国家均认识到持久的经济发展所起的重要作用，但并不坐等这种发展的来临。