| 单词 | shepherded |
| 释义 | shepherd satellitesshepherd satellites(shepherding satellites) Small satellites that gravitationally confine particles to a ring around a planet. In Saturn's ring system, Atlas orbits close to the outer edge of ring A, while ring F is confined by Prometheus and Pandora. Voyager 2 discovered Cordelia and Ophelia among Uranus' rings. |
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