buntline

詳細解釋：

bunt.line

n.Nautical （名詞）【航海】
A rope that keeps a square sail from bellying when it is being hauled up for furling.
帆腳索，篷纜：用來使卷收船帆時船帆鼓起的繩索

來源：
bunt 2
bunt2
line
line