With 113 students selected form grade 2, the study makes a comparative research, using complex number concept as a case.

以复数概念为试验教学内容，对113名高二年级学生进行对比实验研究，剖析图式对数学概念学习的影响。

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With the development of the number sense, students could have a deeper understanding of number concept and their manipulation skills could be further enhanced.

建立数感也有利于学生深入理解数概念，形成数学运算技能。

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Experiment 3 further examines the lateralization of the meaning on the number concept, asking the participants to determine whether the Chinese characters match the Arabic digital correspondingly.

实验三进一步考察数字概念方面的字义加工的偏侧化，要求被试判断汉字与阿拉伯数字所指是否同一数字。

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We'll also, when we grade the concept sheets, we'll give them number grades and we'll just do one, two, or three.

我们也会,在我们给观点报告评分时,我们会以数字一,二,三来打分

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

But Ian Hacking, being a good historian, thought that someone must have had some concept of probability going before even if they didn't quote it as a number the way-- it must have been in their head or in their idea.

但是这位优秀的历史学家伊恩·哈金认为,一定有人在更早时候就用过概率这个概念,即便他们没有用数字来表述,但他们一定有过类似的想法

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Mathematicians, their number system included the concept of zero, an idea unknown to the old Greeks, expert mathematicians themselves.

UNESCO: Culture

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