buoyant

柯林斯词典

1. ADJ If you are in a buoyant mood, you feel cheerful and behave in a lively way. 快活的
You will feel more buoyant and optimistic about the future than you have for a long time. 对于未来，你会比很久以来所感受到的更加快活、乐观。
2. ADJ A buoyant economy is a successful one in which there is a lot of trade and economic activity. 繁荣的
We have a buoyant economy and unemployment is considerably lower than the regional average. 我们有繁荣的经济，失业率远远低于区域平均值。
3. ADJ A buoyant object floats on a liquid. 浮起的
While there is still sufficient trapped air within the container to keep it buoyant, it will float. 只要容器中仍然有足够的空气使它能浮起，它就能漂浮。