skim bob

例句：

1. 1. She skimmed the surface of the lake with her paddle.
   她用桨轻轻划过湖面。
2. 2.The bird skimmed over the water as it flew overhead.
   鸟飞过时，水面上泛起了涟漪。
3. 3.The car skimmed by in a blur of speed.
   汽车以飞快的速度掠过。