第三人稱單數：roofs；現在分詞：roofing；過去式：roofed；過去分詞：roofed。
例句：
We could see the stars through an opening in the roof.
我們從屋頂的小洞能看見星星。
The stone made a dent in the roof of the car.
石頭把車頂砸了個坑。
The roof of the tunnel fell in.
隧道頂部塌了下來。
2024-10-14
第三人稱單數：roofs；現在分詞：roofing；過去式：roofed；過去分詞：roofed。
例句：
We could see the stars through an opening in the roof.
我們從屋頂的小洞能看見星星。
The stone made a dent in the roof of the car.
石頭把車頂砸了個坑。
The roof of the tunnel fell in.
隧道頂部塌了下來。