Level 5 · word 10,355 of 20,000

buoyant

/ˈbɔɪənt/ American
  • adj. 有浮力的, 心情愉快的
Definition
  • adj. able to float, or cheerful and full of energy
Example
The rubber duck stayed buoyant even when the children pushed it down.
即使孩子们把橡皮鸭按下去,它也一直浮在水面上。