竞争战略就是要与众不同。它意味着有意识地选择不同的活动组合来提供独特的价值组合。
A non-moral use of a term does not necessarily tell us what the term means.
教育是减少不平等的最有力工具之一。
A good picture book should be a collaboration between words and images, where each enhances the other.
A picture is a fact.