| 单词 | beam-arm |
| 释义 | > as lemmasbeam-arm beam-arm n. a crooked timber extending from the side of a beam to the ship's side, in the wake of the hatchway (Adm. Smyth). ΘΚΠ society > travel > travel by water > vessel, ship, or boat > parts of vessels > body of vessel > [noun] > timbers of hull > other timbers supporting beams pointer1750 shelf-piece1830 shelf1845 beam-arm1850 fork-beam1850 hold-stanchion1867 1850 J. Greenwood Sailor's Sea-bk. Explan. Terms 95 Beam-Arm, or Fork-Beam, a forked piece of timber, nearly of the depth of the beam, scarphed, tabled, and bolted, for additional security to the sides of beams athwart large openings in the decks, as the main hatchway and the mast-rooms. < as lemmas |
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