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单词 θ206263
释义
society > travel > travel by water > vessel, ship, or boat > equipment of vessel > other equipment of vessel > [noun] > supports for netting, for unused sails or spars (3)
roof-tree1336

Nautical. A jackstay or piece of wood used to hold or support netting, etc. Cf. rough-tree, n. Obsolete.

crutch1769

Nautical. Applied to various contrivances of a forked shape in a ship or boat, e.g. a forked support (of wood or iron) for a boom, mast, spar…

mitch-board1883

A support (usually a wooden crutch) for a mast, boom, yard, or other horizontal spar when not in use.

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