noun🔗Share后支索,后撑索 A part of the rigging of a sailing ship extending from masthead the top of the mast to the back of the ship; they support the strain on all upper masts and provide additional support to the shrouds when the wind is abaft the beam."The sailor adjusted the backstays to keep the mast stable in the strong wind. "水手调整了后撑索,以确保桅杆在强风中保持稳定。nauticalsailingvehicletechnicalpartChat with AIVocabulary GamePractice Reading