planetary-surface mission

例句：

1. 1. The planetary surface missionis a crucial component of the space explorationprogram.
   行星表面任务是太空探索计划的重要组成部分。
2. 2.The team successfully completed the planetary surfacemission, which involved mapping the entire solarsystem.
   该团队成功完成了行星表面任务，这包括了对整个太阳系的测绘。
3. 3.The planetary surface mission was designed tostudy the geological features of Mars.
   行星表面任务旨在研究火星的地质特征。