๋ฐ˜๋ณต์ด ์•ˆ๋˜๊ณ  2~3๋ฒˆ๋งŒ ํ•˜๊ณ  ๊บผ์ง€๋Š”๋ฐ ์–ด์ผ€ ํ•จ ?