keelson
词源链
- 英语English
keelson
词源说明
Late Middle English kelswayn, from Low German kielswîn, kielswīn, from kiel (“keel of a ship”) (from Old Norse kjǫlr) + swin (“swine”), used as the name of a timber (however, compare sill).
Compare with Dutch kolzwijn, kolsem, Low German, kielswîn, German Kielschwein, Danish kølsvin, kölsvin, all with the same meaning.
释义
名词noun
- 1(nautical) A longitudinal beam fastened on top of the keel of a vessel for strength and stiffness. [from c. 1611]