noun 下载 🔗分享 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. Examples : "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。 nautical sailing vehicle technical part 与AI对话词汇游戏阅读练习
