sill例句
A thin, glistening thread of moisture ran along the rough concrete
sill.
在粗糙不平的水泥窗台上有一条细细的发光水印。
The Royal Airforce
sill remained dangerously short of bombers.
英国皇家空军仍未脱离极为缺乏轰炸机的危境.
Whitlock was perched on the
sill of the room's only window.
惠特洛克坐在房间里仅有的那扇窗户的边沿上。