a planet-like object in orbit around the Sun which, unlike a true planet, has not exerted sufficient gravitational force to clear other objects from the region of its orbit, eg Pluto and Ceres
| 单词 | dwarf planet |
| 释义 | dwarf planetnouna planet-like object in orbit around the Sun which, unlike a true planet, has not exerted sufficient gravitational force to clear other objects from the region of its orbit, eg Pluto and Ceres |
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