单词	topmast
释义	topmast noun top·​mast ˈtäp-ˌmast  -məst  : the mast that is next above the lower mast and is topmost in a fore-and-aft rig Word History First Known Use 15th century, in the meaning defined above Phrases Containing topmast fore-topmast main-topmast fore-topmast main-topmast Kids Definition topmast noun top·​mast ˈtäp-ˌmast  -məst : the second mast above a ship's deck
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