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Ruiyi recently learned from many sources that many institutions that cultivate children's thinking ability have ended a new round of financing or have entered a new round of financing process. Even when the "capital winter" comes, the thinking ability training track still maintains a strong momentum of "absorbing money". So what kind of investment logic does capital have for children's thinking ability training track? What do you expect from the return on investment?愣了会，他才失笑摇头，心想小叔肯定也在怀疑爹。Etymologically, both come from ancient Greek names, meaning "crown and corolla". In addition, the first Christian martyr was named Stephen, the translation of the Bible and the United Scriptures into Stephen.Originated in Japan. Men's and women's judo were listed as events in the 18th Olympic Games in 1964 and the 25th Olympic Games in 1992 respectively.Creates an object from its specific subclass. Q: How can it be realized? Answer: To create abstract classes derived from factories, that is, specific factories create specific products. Since products are to be created, product abstract classes and specific product classes are naturally needed.