sloping cam plate

例句：

1. 1.The hill sloped down to the river.
   这座山向河流倾斜。
2. 2. The car was sloping when it hit a pothole.
   汽车在碰到一个坑洼时正在倾斜。
3. 3.The roof of the house slopes down towards the street.
   房子的屋顶向下倾斜，朝向街道。