基本解释帆桁索英汉例句双语例句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.装于帆桁中央两侧的索具:能滑动的绳圈或链子,用来把帆桁或缆索拴在船桅上,使之仍可以随意升降。odict.netyard rope更多例句专业释义交通运输工程帆桁索吊桁索