| 单词 | procellarum, oceanus |
| 释义 | Procellarum, OceanusProcellarum, Oceanus(prŏ-sell -ă-rŭm) (Ocean of Storms) A vast irregular mare – possibly occupying an impact depression, the Gargantuan Basin – that covers a major part of the Moon's western nearside. It was the landing site for Lunas 9 and 13, Surveyors 1 and 3, and Apollo 12. It is one of the youngest areas on the Moon, parts of which may be less than 3000 million years old. |
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