noun 下载 🔗分享 恒向线,等角航线 A line that cuts all meridians at the same angle, the path of a vessel that maintains a constant compass direction. Examples : "The ship sailed along a rhumb line, maintaining a steady southeastern heading to reach its destination. " 这艘船沿着一条恒向线航行,始终保持东南方向的稳定航向,最终抵达了目的地。 nautical sailing geography direction 与AI对话词汇游戏阅读练习