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單詞乎

coalification

音標(biāo)[kəulifi'keiʃən]
coalification是什么意思、coalification怎么讀

coalification漢語翻譯

n. 煤化

coalification詳細(xì)解釋

coal.i.fi.ca.tion

n.（名詞）
Compression and hardening over long periods of time, the processes by which coal is formed from plant materials.
煤化作用：經(jīng)過長期壓縮和硬化，植物成煤的過程

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