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[六级词汇新记] 六级词汇新记 第51期：abstract knowledge 理论知识
The research shows that preschool children are capable of thinking in abstract terms. 研究表明，学龄前儿童具有抽象思维的能力2012-11-19 编辑：jenny
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[每日一句口语] 每日一句口语 第440期:要获得智慧必须观察
To acquire knowledge, one must study; but to acquire wisdom, one must observe. --Marilyn vos Savant 要想获得知识，必须学习；要想获得智慧，必须观察。2013-06-20 编辑：jenny
