| 释义 |
as.ter.oidHAs7t[r7CId, $-tE7rCIdn [C]plan.et.oid H9plCnYRYtOId, $-tOId, old use mi.nor plan.et one of many rocky objects, varying in width from over 900 kilometres to less than one kilometre, which circle the sun. Most are situated between the ORBITS (=paths around the sun) of the planets Mars and Jupiter小行星Asteroids are also known as 'minor planets'.小行星亦称为“小型行星”。
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