light beats

例句：

1. 1.The light beats gently on the windowpane.
   光线轻轻地拍打着窗户。
2. 2. She tapped her foot impatiently as she waited for the bus.
   她不耐烦地跺着脚等公交车。
3. 3.The tapping of raindrops on the roof woke him up.
   雨滴敲打屋顶的声音把他吵醒了。