象脊或龙骨的，有脊或龙骨的；成脊状突起的。

Shaped like or having a carina or keel; ridged.

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应用于某些可用拖车运输的，没有重固定龙骨的帆船上的一个系统。

A system used in some trailerable sailboats without a weighted fixed keel.

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若你是在这个尺寸范围内寻购帆船，那你应该学习了解一下龙骨的这些基本类型之间的差别。

If you are shopping for a sailboat in this range, you should understand the differences between these fundamental types of keels.

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