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心算

na.mental arithmetic
网络mental calculation; mental computation; count in one's head

心算

英-汉网络释义

心算

na.

1.mental arithmetic; doing sums in one's head

1

A bond dealer need not appreciate Proust, but he must be able to do sums in his head .

一个债券经销商不需要感激蒲鲁斯特，但是他必须能够心算。

2

It was said that his own father was a numerical genius who could add up large columns of numbers in his head .

据说父亲的父亲就是一个数学天才，他可以通过心算完成一大堆数字的加法。

3

He said if he can't do them in his head, I'm cheating.

他说既然他都不能心算我肯定是在作弊

4

But to make my job more interesting for you , as well as for me , I'm going to do this problem thinking out loud .

为了给大家和我自己增加点乐趣，我会把心算过程大声的念出来。

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OK , what I 'm going to try and do , is to square in my head a five-digit number requiring a 10-digit calculator .

很好，我接下来要做的是，心算平方一个 5 位数的数字，这需要个 10 位数的计算器。

7

It is not significant when mental arithmetic problems are simple , but it becomes more significant with the difficulty growing .

数学焦虑对简单心算问题的影响不大，随着问题难度的增加，数学焦虑效应逐渐明显。

8

For him , doing mental calculations was a form of play .

对于他来说，做心算就如游戏一样有趣。

9

But Carroll was the first person to devise an algorithm suitable for mental calculation .

但是卡罗尔的算法确实第一个适合心算的。

10

He mentally computed the square root of a hundred-digit number in fifty-two minutes.

他在 52 分钟内心算出了一个 100 位数的平方根。

11

Introduction: Small game interesting exercise your mental arithmetic ability to try ?

趣味小游戏锻炼你的心算能力想试一试吗？

12

The so-called doomsday algorithm uses clever mental arithmetic and mnemonic tricks to enable a quick determination.

所谓末日算法是使用心算和助记符快速而巧妙的得出结果。

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Mentally finding out the day of the week for any date is a skill you can easily learn.

你不必是一个自闭的天才就能轻而易举地心算出任何一天是星期几。

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"I can get the answer easily by mental arithmetic . It 's a piece of cake" proudly I thought .

我暗自得意：咱心算就能算出来，这对我简直是小菜一碟。

18

By the way , could you please tell me some simple ways of calculating two digits-multiplication ? I'm really interested in it.

有没有什么方法、还有，你可以告诉我一些快速心算两位数乘法的办法么。

19

One of the easiest ways to do so is by counting change when you go shopping .

最简单的方法之一是当你去商店买东西时，心算找零。

20

Then study participants were asked to do arithmetic in their heads .

然后研究了那些做心算的志愿者的大脑活动。

21

You must work mentally . Do not use pencil or paper during this test .

只能心算。这意味着在测试过程中不能用笔和纸。

22

So I was dismayed , when I first started teaching , to discover that many college students abhor doing simple calculations in their head .

在我的教学生涯的早期，我发现很多大学生连简单的心算都不愿意尝试，这让我很惊讶和生气。

23

But I wonder if a poor ability to do mental calculations adds to math anxiety .

可是，我认为，心算能力不强会增加数学焦虑感。

24

Use the brain -sharpener to improve your mental arithmetic to boss-impressing levels .

使用脑 sharpener ，以改善您的心算，以老板 -留下深刻印象的水平。

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A student who learns to handle numbers mentally can focus on how to attack a problem and then complete the actual calculations easily .

学会心算的学生能把注意力集中到如何解题上，然后轻而易举地完成实际运算。

29

Mathematics anxiety effect is related to problem-size effect .

数学焦虑对心算的影响与问题大小效应关系密切。

30

Not only did the students become adept at doing calculations with the abacus , they become adept at doing calculations without it.

学生在逐渐熟悉用算盘计算的过程中，潜移默化地也精于心算了。

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