单词	topmast
释义	topmast /ˈtɒpmɑːst / /ˈtɒpməst/ noun The second section of a square-rigged sailing ship’s mast, immediately above the lower mast.Bellerophon's main topmast had been shot away and her mizzen topmast was in a precarious state.... On Saturday afternoons in the summer Ganges boys with spare time were allowed to climb the mast, and on one day he and a mate were at the crossjack - the highest point on the mast, except for the topmast and its notorious button. The delinquent middie was sent to the ‘crows nest’ on the top of the main part of a mast; that is, below the topmast, which was a short mast lashed to the lower mast.
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