| 单词 | keelson |
| 释义 | keelson /kel"seuhn, keel"-/, n. Naut. any of various fore-and-aft structural members lying above or parallel to the keel in the bottom of a hull. Also, kelson. [1605-15; < LG kielswin lit., keel swine (sense relation obscure) < Scand; cf. D kolsvijn, Dan kølsvin, Sw kölsvin] |
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