= micrometeoroid, n.
单词 | θ1204 |
释义 | the world > the universe > constellation > comet or meteor > meteor > [noun] > meteoroid > micro (2) micrometeor1936 = micrometeoroid, n. micrometeoroid1954 A tiny meteoric particle, small enough to undergo atmospheric entry without destruction. Cf. micrometeorite, n. |
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