fanlight
n. 楣窗，[建] 扇形窗
复数 fanlights
例句
He glanced up and saw an open fanlight leading to the locked office next door.
他向上一瞥，看到一扇开着的气窗，通向锁着的隔壁办公室。
《柯林斯英汉双解大词典》
The bedrooms also have cross ventilation via fanlight windows above doors.
卧室则通过门上的扇形窗对流通风。
Eyes open to see, God is really uncommon two Flying Swallow — do not know when I flew into the small fanlight room.
睁眼一看，天啊，真是稀罕事- - -两只小燕子不知道什么时候从小气窗飞进了我的房间。
