Observerare

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  Curt Bayley

  https://aiball.co.kr/%EC%97%AC%EC%84%B1%EC%9D%84-%EC%9C%84%ED%95%9C-%EA%B3%A0%EC%88%98%EC%9D%B5%EC%95%8C%EB%B0%94-%EB%82%98%EC%97%90%EA%B2%8C-%EB%A7%9E%EB%8A%94-%EA%B5%AC%EC%9D%B8%EA%B3%B5%EA%B3%A0-%EC%B0%BE%EA%B8%B0/