标签：数学英文 相关文章

数学英语 40 How to Divide Fractions

by Jason Marshall A few months ago we talked about how to multiply fractions. Now that were comfortable doing this and weve talked about a few applications of multiplying fractions such as how to convert units and how to estimate how fast someone is

发表于:2018-12-07 / 阅读(61) / 评论(0) 分类 数学英语

数学英语 35 How to Convert Units

by Jason Marshall In the last two articles weve talked about the meaning of multiplication and how to use this meaning to make multiplying fractions easier. Today, were going to put everything weve learned about multiplication to good use by learning

发表于:2018-12-07 / 阅读(52) / 评论(0) 分类 数学英语

数学英语 33 Is Multiplication Repeated Addition?

by Jason Marshall In past articles weve talked at length about three of the big four traditional processes used in basic arithmetic: addition (see also How to Add Quickly), subtraction, and division. However, for one reason or another, we havent yet

发表于:2018-12-07 / 阅读(63) / 评论(0) 分类 数学英语

数学英语 41 What are Statistics and Estimators?

by Jason Marshall Sometimes statistics* seems magical. Of course, there isnt really anything magical going onbut the fact that statistical methods can be used to pull useful information out of a hatful of messy data is, at a minimum, remarkable. And,

发表于:2018-12-07 / 阅读(82) / 评论(0) 分类 数学英语

数学英语 36 How to Convert Units

by Jason Marshall In the last article, we began discussing how to convert from one system of units to anotherfor example from miles to kilometersand how all of this relates to the multiplicative identity. But we didnt quite have enough time to get to

发表于:2018-12-07 / 阅读(72) / 评论(0) 分类 数学英语

数学英语 38 What Do Prefixes Mean in Math? - Part 1

by Jason Marshall We use a lot of math words in our day-to-day lives without really understanding what they mean or where they come from. For example, prefixes like mega, giga, and tera that we use to describe computer hard drive sizes (think megabyt

发表于:2018-12-07 / 阅读(50) / 评论(0) 分类 数学英语

数学英语 37 How to Estimate How Fast Someone is Running

by Jason Marshall A few weeks ago I had a Twitter conversation with the former host of QDTs Modern Manners Guy, Trent Armstrong, in which Trent said something along the lines of: I've always wondered how to tell how fast a football player is going ba

发表于:2018-12-07 / 阅读(43) / 评论(0) 分类 数学英语

数学英语 34 How to Multiply Fractions

by Jason Marshall In the last article, Is Multiplication Repeated Addition? we talked about what it really means to multiply two numbers. We found that the conventional meaning of multiplicationrepeated additionbreaks down when multiplying fractions,

发表于:2018-12-07 / 阅读(57) / 评论(0) 分类 数学英语

数学英语 39 What Do Prefixes Mean in Math? - Part 2

by Jason Marshall A few weeks ago, we began talking about the meaning of prefixes in math. In particular, we talked about the prefixes used in the metric system to represent lengths smaller than one meter. Today, were going to continue this topic by

发表于:2018-12-07 / 阅读(49) / 评论(0) 分类 数学英语

数学英语 29 What are 1D, 2D, and 3D Coordinates?

by Jason Marshall Theres been a lot of talk about 2D versus 3D in the television and movie industries lately. But what exactly does one, two, and three-dimensionality really meanboth in the everyday world and in math? Well, prepare to have your curio

发表于:2018-12-07 / 阅读(57) / 评论(0) 分类 数学英语

数学英语 32 How to Use Math to Make Estimates

by Jason Marshall In the first secret-agent math article, How to Use Math to Send Encrypted Messages, we learned how to decrypt messages secured with absolutely unbreakable encryption using nothing more than simple integer arithmetic. It was all grea

发表于:2018-12-07 / 阅读(34) / 评论(0) 分类 数学英语

数学英语 31 What are Area and Volume?

by Jason Marshall The last article about how to use math to send encrypted messages ended with a bit of a cliffhanger. The good news is that you will soon find out how the story ends. But, as I warned last time, the bad news is that that isnt going t

发表于:2018-12-07 / 阅读(59) / 评论(0) 分类 数学英语

数学英语 30 How to Use Math to Send Encrypted Messages

by Jason Marshall Would you believe its possible to send someone a secret message secured with absolutely unbreakable encryption using only a bit of simple arithmetic? Well, it isthe solution is surprisingly simple and was used by British, German, an

发表于:2018-12-07 / 阅读(52) / 评论(0) 分类 数学英语

数学英语 28 How to Use Statistics to Understand Poll Resu

by Jason Marshall In todays article, were wrapping-up our introductory series on fundamental statistics by talking about how knowledge of statistical quantities like the mean and standard deviation can help you understand the significance of the late

发表于:2018-12-07 / 阅读(46) / 评论(0) 分类 数学英语

英文书摘精选 数学伤大脑

Its time to go again to the A Moment of Science mailbag. A listener writes: 又到了科学一刻听众的来信时间。一位听众写道： Dear A Moment of Science, 亲爱的《科学一刻》， Im not a math person. In fact, anytime I have to d

发表于:2018-12-28 / 阅读(94) / 评论(0) 分类 初学者听力文摘精选

数学常用短语与从句

数学常用短语与从句 Phrases or clauses frequently used in mathematics 常见的涉及运算的短语或句子 1. Differentiate both sides of the equation and we get... Integrate both sides of the equation and we get... 2. Differentiating both sides of the equatio

发表于:2019-02-07 / 阅读(73) / 评论(0) 分类 英文语法词汇

数学常用英语单词

数学常用英语单词 abbreviation 简写符号；简写 abscissa 横坐标 absolute complement 绝对补集 absolute error 绝对误差 absolute inequality 绝不等式 absolute maximum 绝对极大值 absolute minimum 绝对极小值 absolute monotonic 绝对单调 absolute value 绝对值

发表于:2019-02-08 / 阅读(178) / 评论(0) 分类 英文语法词汇

愉悦口语:第587期 小菜一碟英文怎么说

piece of cake 小菜一碟，轻而易举的事 Math is just a piece of cake for me. 数学，对我而言，就是小菜一碟。 Don't worry. It's just a piece of cake. 别担心，这只是小菜一碟。

发表于:2019-02-16 / 阅读(43) / 评论(0) 分类 愉悦口语

愉悦口语:第540期 搞不懂英文怎么说

讲解文本： over one's head 太困难，太难懂 Math is just over my head. 数学对我来说太难了。 I don't like my computer. Using it is over my head. 我不喜欢我的电脑，因为使用起来太难了。 疯狂练习吧！

发表于:2019-02-23 / 阅读(43) / 评论(0) 分类 愉悦口语

新gre词汇难度不减

最大的实惠在于新gre词汇下降了20%，但是跟旧gre相比难度并没有减少。这是参加8月6号第一场新gre考试部分初体验的考生对新gre词汇方面的总体看法跟体会。 新版GRE考试从形式到内容都发生了

发表于:2019-02-25 / 阅读(65) / 评论(0) 分类 GRE英语
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