| 释义 |
chalcedonic 释义 adj. 石髓的;坚强的 例句 1·This rock contained chalcedonic cement before it underwent diagenesis, a process where low temperatures and low pressures alter the content of sediments before they finally lithify, or turn into rock. 这块石头包含石髓的水泥之前,它经历了岩化作用,一个过程,那里的低温和低的压力,改变的内容,沉积物之前,他们终于岩化,或变成岩石。 同义词 adj. 石髓的;坚强的 strongtoughsteel
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