buoyant
US /ˈbɔɪ.ənt/
UK /ˈbɔɪ.ənt/
1.
有浮力的, 能浮起的
able to float easily
:
•
The cork is buoyant and floats on water.
软木塞有浮力，浮在水面上。
•
The boat remained buoyant even after the storm.
即使在暴风雨之后，船仍然保持浮力。
2.
愉快的, 乐观的
cheerful and optimistic
:
•
She was in a buoyant mood after receiving the good news.
收到好消息后，她心情愉快。
•
The team remained buoyant despite the recent setbacks.
尽管最近遭遇挫折，团队仍然保持乐观。