백발 [白髮] white[gray] hair; snowy[snow-white / hoar(y)] hair. ~의 white-haired / white-headed / hoar(y) / with white hair. ~이 되다 (머리가) turn gray / (사람이) grow gray. 그는 ~이 성성한 70노인이다 He bears the snow of seventy years on his head.▷ +모두 보이기...백발 노인 a gray-headed[-haired] old man.
백발백중: 백발백중 [百發百中]1 (탄환이) hitting[making] the bull's-eye one[a] hundred percent. 그는 ~의 명사수이다 He[His shot] never misses the mark. / He is an ace marksman. / He is a dead[crack] shot. ~하다 never miss the targ