by gum!

US /baɪ ɡʌm/
UK /baɪ ɡʌm/
"by gum!" picture
1.

세상에, 이런

an exclamation of surprise or emphasis

:
By gum, that's a big fish!
세상에, 저거 정말 큰 물고기잖아!
Well, by gum, I never thought I'd see the day!
음, 세상에, 이런 날이 올 줄은 몰랐네!