我沒說 “用乙醇作溶劑從水溶液中提取有機物”，隻是你加了這句話，然後再來 “哈哈” 一下。

來源: 遍野無塵於 2015-10-23 14:18:33 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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我沒說 “用乙醇作溶劑從水溶液中提取有機物”， 隻是你加了這句話，然後再來 “哈哈” 一下。