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Proxy is a noun and Delegate is a verb. Secondly, proxy shows that several objects implement a common interface, while delegate only shows that one object references another object and does not involve an interface.What is celebrity endorsement? The so-called celebrity endorsement refers to a marketing tool that uses the plane portraits or videos of celebrities and stars to make the terminal audience of products widely known through a series of publicity carriers. At present, it has been widely accepted by various industries and business owners. I. Selection of spokesmen around brand personality and product positioning讲述了一个跨越千年的极致爱情故事，被抹去记忆后的高冷时间使者，负责修正人类错误的时间轴，却偶遇了千年前的恋人，命运使然与之发生许多甜蜜温馨的故事，将于2018年进入拍摄。Public int pret (Context context);从魏晋南北朝到唐代的25件国宝将依次亮相，其中包括多件中国国家博物馆藏品。特别值得一提的是，大家将在本季的《如果国宝会说话》中深入了解到国家博物馆“古代中国”基本陈列中展出的多件相关展品。