mi·cro·fos·sil 
(mīkrō-fŏs′əl)
(mīkrō-fŏs′əl)n.
A fossil, as of a pollen grain or unicellular organism, that is too small to study with the naked eye.
| 单词 | microfossil |
| 释义 | mi·cro·fos·sil (mīkrō-fŏs′əl)n. A fossil, as of a pollen grain or unicellular organism, that is too small to study with the naked eye. |
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