资料来源 : pyDict

前桅上桅的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Fore-topgallant \Fore`-top*gal"lant\ (? or ?), a. (Naut.)
   Designating the mast, sail, yard, etc., above the topmast;
   as, the fore-topgallant sail. See {Sail}.