permanent mooring anchor
... 永久性标记：permanent refernce 永久系泊锚：permanent mooring anchor 永久收缩：permanent,shrinkage ...
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一个永久固定在海港的锚，供系泊一艘船之用。通常包括锚体，连接水面一个系泊浮球的铁链，以及一面供船只插的信号旗。
An anchor permanently installed in a harbor for mooring a sailboat, typically consisting of the anchor, chain to a mooring ball on the surface, and a pennant to which the boat attaches.
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