์ง€๊ธˆ์€ ํ€ตํ—ค๋น„ ์“ฐ๊ณ ์žˆ๊ณ  ๋งŽ์ด ๋ธ”ํ‚นํ•˜๋‹ค๋˜๋ฐ ์ง€๊ธˆ ์„ธ์ผ๊ฐ€๋กœ 3.9์ •๋„ ๋‚˜์˜ด. ๊ฐˆ๋งŒํ•จ??