常見例句雙語例句A sliding loop of rope or chain by which a running yard or gaff is connected to, while still being able to move vertically along, the mast.裝于帆桁中央兩側(cè)的索具：能滑動的繩圈或鏈子，用來把帆桁或纜索拴在船桅上，使之仍可以隨意升降。odict.net 返回 yard rope