柯林斯词典sill /sɪl/ (sills) 1. N-COUNT A sill is a shelf along the bottom edge of a window, either inside or outside a building. 窗台 Whitlock was perched on the sill of the room's only window. 惠特洛克栖息在房里惟一窗子的窗台上。 返回 sill剑桥词典a flat piece of wood , stone , etc. that forms the base of a window or door 窗台；门槛 也见 windowsill 返回 sill