释义 |
Syrtis Major
Syrtis Major (ˈsɜːtɪs) n (Astronomy) a conspicuous dark region visible in the N hemisphere of MarsSyrtis Major
Syrtis Major (seer -tiss) A dark triangular plateau near the Martian equator and prominent to Earth-based observers. It slopes downward to the east and is prone to strong winds that move and remove light-colored dust to expose the darker rocks below. See also Mars, surface features. |