trysail
/'traiseil/
📖 中文释义
- n. 斜桁纵帆
📘 English Definition（英文释义）
- n. A fore-and-aft sail, bent to a gaff, and hoisted on a
- lower mast or on a small mast, called the trysail mast, close abaft a
- lower mast; -- used chiefly as a storm sail. Called also spencer.