noun 다운로드 🔗공유 세로살 A vertical bar between the panes of glass or casements of a window or the panels of a screen. Examples : "The sunlight streamed through the window, highlighting the dust on the mullions that divided the glass panes. " 햇빛이 창문을 통해 쏟아져 들어와 유리창을 나누는 세로살의 먼지를 강조했다. architecture building part AI와 채팅어휘 게임독해 연습