浮标是漂浮的标记物，被一个链子或绳子绑在海底的一个重物上。

Buoys are floating markers attached by a chain or rope to a heavy weight on the bottom of the sea.

youdao

浮标是漂浮的标记物，被一个链子或绳子绑在海底的一个重物上。

Buoys are floating markers attached by a chain or rope to a heavy weight on the bottom of the sea.

youdao