1ebec223e0dc2bae61abe9e74683777085c601a39ec1019e9820e45c07c559c2ba1f421546a7501ae9ba314af35a095081e741a7ac58238feab069c211dcb616d4309ec5ec63b4f1ca55205565e087885b

1960년에 나온 미기 개념인데 잘 안쓰이는듯