三比二

They have also suggested that the very concept of abstractnumbers - the idea of a oneness, a twoness, a threeness that applies to any class of objects and is a prerequisite for doing anything more mathematically demanding than setting a table - is itself far from innate.

哈佛大学的校长他们还表示抽象的数字概念，如可表示任何一类物品并且是在做比率先推出选课制度，这样摆桌子有更高数学要求的任何事时都必备的一，二，三意识，远学生们就能选择自己的专业。

They have also suggested that the very concept of abstractnumbers - the idea of a oneness, a twoness, a threeness that applies to any class of objects and is a prerequisite for doing anything more mathematically demanding than setting a table - is itself far from innate.

他们还表示抽象的数字概念，如可表示任何一类物品并且是在做比摆桌子有更高数学要求的任何事时都必备的一，二，三意识，远远不是天生就具备的。

They have also suggested that the very concept of abstract numbers------the idea of a oneness, a twoness, a threeness that applies to any class of objects and is a prerequisite for doing anything more mathematically demanding than setting a table-----is itself far from innate.

此类研究表明：数学基础是经过逐渐努力后掌握的。他们还表示抽象的数字概念，如可表示任何一类物品并且是在做比摆桌子有更高数学要求的任何事时都必备的一、二、三意识，远远不是天生就具备的。

They numbers - the idea of have also suggested that the very concept of abstract a oneness, a twoness, a threeness that applies to any class of objects and is a prerequisite for doing anything more mathematically demanding than setting a table - is itself far from innate.

他们还表示抽象的数字概念，如可表示任何一类物品并且是在做比摆桌子有更高数学要求的任何事时都必备的一，二，三意识，远远不是天生就具备的。

They have also suggested that the very concept of abstract nu mbers - the idea of a oneness, a twoness, a threeness that applies to any class of objects and is a prerequisite for doi ng anything more mathematically demanding than setting a table - is itself far from innate.

他们还表示抽象的数字概念，如可表示任何一类物品并且是在做比摆桌子有更高数学要求的任何事时都必备的一，二，三意识，远远不是天生就具备的。

They very have also suggested that the very concept of abstract numbers - the idea of a oneness, a twoness, a threeness that applies to any class of objects and is a prerequisite for doing anything more mathematically demanding than setting a table - is itself far from innate.

他们还表示抽象的数字概念，如可表示任何一类物品并且是他们还表示抽象的数字概念，桌子有更高数学要求的任何事时都必备的一，在做比摆桌子有更高数学要求的任何事时都必备的一，二，三意识，远远不是天生就具备的。

They have also suggested that the very concept of abstract numbers------the idea of a oneness, a twoness, a threeness that applies to any class of objects and is a prerequisite for doing anything more mathematically demanding than setting a table-----is itself far from innate

此类 研究表明：数学基础是经过逐渐努力后掌握的。他们还表示抽象的数字概念，如可表示任何一类物品并且是在做比摆桌子有更高数学要求的任何事时都必备的一、二、三意识，远远不是天生就具备的。对不起，匆匆过客没法跟贴

A twoness, a threeness that applies to any class of objects and is a prerequisite for doing anything more mathematically demanding than setting a table-----is itself far from innate

他们还表示抽象的数字概念，如可表示任何一类物品并且是在做比摆桌子有更高数学要求的任何事时都必备的一、二、三意识，远远不是天生就具备的。

The rudiments of mathematics are mastered gradually, and with effort. Theya oneness, a twoness, a threeness that applies to any class of objects andsetting a table - is itself far from innate.

他们还表示抽象的数字概念，如可表示任何一类物品并且是在做比摆桌子有更高数学要求的任何事时都必备的一、二、三意识，远远不是天生就具备的。

The first step was to synthesize imidazoline. The mole ratio of oleic acid and diethylene triamine was 1:1.2, the xylene was 30%. Temperature was controlled in about 160 ℃ on this stage, timing for acylation reaction was about 1.5 hours.

第一步咪唑啉的合成：油酸和二乙烯三胺摩尔比为1：1.2，以二甲苯为携水剂，反应温度控制在160℃酰化反应1.5小时，然后升温至220℃环化反应，反应时间6.5小时。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。