https://purengom.com/2023/10/11/%ec%8a%a4%ec%9c%84%ec%b9%98%eb%a5%bc-%ec%9c%84%ed%95%b4-1tb-sd%ec%b9%b4%eb%93%9c%eb%a5%bc-%ec%82%ac%eb%8b%a4/