及物动词

1. 浮标；航标
A buoy is a floating object that is used to show ships and boats where they can go and to warn them of danger.

2. 鼓舞；鼓励；使振奋
If someone in a difficult situation is buoyed by something, it makes them feel more cheerful and optimistic.

1. bright-colored
a float attached by rope to the seabed to mark channels in a harbor or underwater hazards