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单词 θ71067
释义
the world > matter > chemistry > physical chemistry > solutions > solutions (concentration) [verb (transitive)] (2)
concentre1655

transitive. Chemistry. = concentrate, v. 3a. Now rare.

concentrate1686

transitive. Chemistry. To increase the proportionate amount of a substance dissolved in (a solution) or contained in (a mixture) by evaporating…

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更新时间:2024/12/22 20:58:25