buoyant economy

例句：

1. 1. The new policy has buoyed the economy with its optimistic outlook.
   新政策以其乐观的前景提振了经济。
2. 2. Her positive attitude is a buoyant force in her team.
   她积极的态度是团队中鼓舞人心的力量。
3. 3. The success of the project was buoyant, boosting morale among the team members.
   项目的成功令人振奋，提升了团队成员的士气。