| 单词 | boom-iron |
| 释义 | > as lemmasboom-iron boom-iron n. an iron ring fitted on the yardarm, through which the studding-sail boom slides when rigged out or in; a similar ring by which the flying jib-boom is secured to the jib-boom, or this to the bowsprit. ΘΚΠ society > travel > travel by water > vessel, ship, or boat > equipment of vessel > masts, rigging, or sails > spar > [noun] > yard > fittings on yards boom-iron1769 ferrule1794 1769 W. Falconer Universal Dict. Marine at Iron-work A boom-iron..is employed to connect two cylindrical pieces of wood together, when the one is used as a continuation of the other. 1829 F. Marryat Naval Officer I. viii. 228 A tail block was attached to the boom iron, at the outer extremity of each fore-yard-arm. < as lemmas |
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