noun🔗Share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."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。nauticalsailinggeographydirectionChat with AIVocabulary GamePractice Reading
