¾È³çÇϼ¼¿ä ¹Ì±¹¶óÀÌ´õÀÔ´Ï´Ù
¼Ò¸®¸¸ µéÀ¸½Ç ¼ö ÀÖ°Ô º°µµ ä³Î ¸¸µé¾îºÃ½À´Ï´Ù ¤¾¤¾
https://www.youtube.com/watch?v=aTeZLgi2be0