1. There are factors, however, that have cast doubt on the statue's authenticity. 然而，有些因素已经让人们对这座雕像的真实性产生了怀疑。
2. They proved its authenticity. 他们证明了它的真实性。
3. The members of the Punxsutawney Groundhog Club doubt the authenticity of this data. 普克托尼克土拨鼠俱乐部的成员怀疑这个数据的真实性。
4. Over the past decade, we have seen a crisis of authenticity emerge. 在过去的十年中，我们看到了一个真实危机出现。
5. For example, museums have adopted story lines for exhibitions, sites have accepted "theming" as a relevant tool, and theme parks are moving towards more authenticity and research-based presentations. 例如，博物馆已经采用了故事线来进行展览，景点已经接受“主题化”作为相关的工具，主题公园正在向更加真实和基于研究的展示方式转变。
