Level 4 · word 5,320 of 20,000

bob

/ˈbɑːb/ American
Picture: bob
  • v. 剪短, 上下摆动
Definition
  • v. to cut hair short, or to move quickly up and down
Example
The little boat began to bob gently on the waves.
小船开始在波浪中轻轻地上下浮动。