์ฐ์œผ๋กœ ์ง๊ฐ์ž„ ๋น„๋ฐ๋ชฌ๋ณด๋‹ค๋Š” 2~3ํ‹ฐ์–ด์— ๋” ๊ฐ€๊นŒ์šด๋“ฏ