present-day carbon 中文意思是什麼
present-day carbon
解釋
現代碳-
Every day, every night, for all that time, carbon with exactly the same composition of that in present - day microorganisms rained down to the bottom of a deep ocean, rosing explains
羅辛解釋,在這百萬年中,每日每夜,與今日微生物體內成份相同的碳,如雨點般降落到深海底部。
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