There are substantial differences among consumers with similar demographic characteristics.
(具有相似人口统计学特征的消费者之间存在实质性差异。)
【真题复现01】:
The idea is to force social scientists to integrate their work with other categories, including health and demographic change; food security; marine research and the bio-economy; clean, efficient energy; and inclusive, innovative and secure societies. 【2013 Part B】