求翻译：社会核心价值体系属于社会意识范畴，缘于社会存在。社会存在决定社会意识，时代背景对社会价值观念的存在与演变有着深刻的影响，它从根本上制约着人们的价值取向和选择。是什么意思？

Core value system of the Community belongs to the category of social consciousness, due to social existence. Social existence decision society consciousness, historical background on the evolution of social values and the existence of profound impact it fundamentally restricts people's values and choices.