符号数学系统

Today we remember a man who was considered one of the best teachers in the United States. Jaime Alfonso Escalante was born in nineteen thirty in La Paz, Bolivia. Both his parents were teachers. He taught math and science in his home country for twelv

发表于:2018-11-27 / 阅读(543) / 评论(0) 分类 2010年VOA慢速英语(十二)月

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(193) / 评论(0) 分类 数学英语

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(185) / 评论(0) 分类 数学英语

by Jason Marshall Math is known for precision. Answers to problems are usually black-and-whiteright-or-wrongright? Its true that math is usually extremely precise, but ambiguity does occasionally creep in. Just like English, the language of math isnt

发表于:2018-12-07 / 阅读(213) / 评论(0) 分类 数学英语

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(161) / 评论(0) 分类 数学英语

Teacher Uses Music to Make Math Fun, Cool Making math fun The voice heard in the video belongs to mathematics teacher Jake Scott. Most of the performers are his students. Watching videos is not part of their daily routine but it is one of the essenti

发表于:2018-12-08 / 阅读(192) / 评论(0) 分类 VOA标准英语2013年(一月)

You Do the Math Hello and welcome to Words and Their Stories from VOA Learning English. On this program we explain how to use common expressions in American English. We also explore the origins of these expressions. Where do they come from? Today we

发表于:2018-12-16 / 阅读(318) / 评论(0) 分类 2016年VOA慢速英语(十)月

Alittleboytoldhisdadheflunkedhismathtest. Thefatheraskedhissonwhy. Thekidreplied,Themathwhizwhositsnexttomewasabsentonthedayofthetest. Notes: 1.Alittleboytoldhisdadheflunkedhismathtest. 一个小男孩告诉他爸爸,他的数学考试没及格 . f

发表于:2018-12-26 / 阅读(184) / 评论(0) 分类 英语笑话(MP3+文本)

She reads the math problem. John has three apples. He gives one apple to Mary. He gives another apple to Billy. How many apples does John have? She thinks. Three apples minus two apples is one apple. John has one apple. The answer is one. She shows h

发表于:2018-12-31 / 阅读(258) / 评论(0) 分类 儿童英语小故事

I still tend to move my fingers, almost subconsciously, when doing arithmetic. Well, that might not be so strange, according to research published in the May 8th issue of the journal Science. The report says that math and movement through space use

发表于:2019-01-02 / 阅读(238) / 评论(0) 分类 60秒科学

by Jason Marshall In the last few articles, weve talked about fractions and percentages, and soon enough well see that these ideas naturally lead us into the world of decimal numbers. But before we head down that path, lets take a quick detour to tal

发表于:2019-01-02 / 阅读(293) / 评论(0) 分类 数学英语

by Jason Marshall This is our very first Math Dude article, and in honor of that were going all the way back to basics to answer some fundamental questions about math that should help you evaluate the status of your relationship with numbers. But let

发表于:2019-01-02 / 阅读(293) / 评论(0) 分类 数学英语

Approaches to math differ around the world. In Japan, millions of children study the abacus for fun after school. For many people, math can be intimidating. But Alex Bellos finds it intriguing. The journalist has degrees in mathematics and philosophy

发表于:2019-01-09 / 阅读(238) / 评论(0) 分类 VOA标准英语2010年(九)月

Teaching fewer basics in a more indepth way, Singapore method encourages young minds to think mathematically Faiza Elmasry | Washington, DC 10 August 2010 Photo: Courtesy Scott Baldridge Scott Baldridge with a group of elementary school math teachers

发表于:2019-01-13 / 阅读(183) / 评论(0) 分类 VOA标准英语2010年(八)月

A 33-year-old financial analyst in California recently quit his job to devote himself to an unpaid job teaching math on the Internet, and his lessons are reaching almost 100,000 people a month. In this week's edition of Making a Difference, we introd

发表于:2019-01-13 / 阅读(228) / 评论(0) 分类 VOA标准英语2010年(三月)

The day of the math test was next Monday. He had three days to study. He did not like math. It was his hardest subject. He had to study in order to pass. He locked himself in his room. He turned off his phone. He shut off his computer. There could be

发表于:2019-01-17 / 阅读(166) / 评论(0) 分类 英语第3级听力-English Level 3

歌词如下: We like math! Minus or plus! Math is so much fun for us! One plus one is two. Two plus two is four. Four plus four is eight. You're clever! You're great! We like math! Minus or plus! Math is so much fun for us! Two minus one is one. F

发表于:2019-01-28 / 阅读(177) / 评论(0) 分类 英语儿歌274首

A Math Teacher's Story数学老师的魔法Years ago, I was taking an algebra class over the summer, and had a teacher who liked to reminisce about his past with funny stories. He relates that he had been a math teacher in the Air Force, where it was

发表于:2019-01-28 / 阅读(215) / 评论(0) 分类 英语小达人

In a typical classroom, youll find children who are exceptionally good at math while some struggle. Some kids seem to be particularly poor at math, though, showing difficulty even when routinely adding or subtracting even after extensive schooling. 在

发表于:2019-01-28 / 阅读(201) / 评论(0) 分类 阅读空间

EDUCATION REPORT - The Math Forum at Drexel By Jerilyn Watson Broadcast: Thursday, January 15, 2004 This is Steve Ember with the VOA Special English Education Report. Many students and teachers of mat

发表于:2019-01-30 / 阅读(199) / 评论(0) 分类 教育与新闻
学英语单词
2-hydroxy-5-methylbenz-aldehyde
adversarily
affoorded
agiograph
albeniz
aluminum-cell arrester
AMOLED
anti-heckscher-olin model
antipredator
archaicize
arcus tarseus superior
bagsing
Ban Pak Mak
bata
be of the opinion
blending in line
burn setting
c-process
casing knife
cathode ray null indicator
centesimal graduation
chronological scale
cognitive test
compaginates
conjunction substitute
corrysive
deaeration plant
decarboxylase
deviative
diceys
diet high caloric
digitalelevision converter
discontinuous reflection
dispit
distribution of goods
District Building
diurnal wave
Doppler equation
expositive
geoeconomist
geoisomeric
glaucomatous ring
hardware security
Heidenstam
homing on jamming
inactive storage capacity
index of productivity
isopropyl-benzanthracene
kaczorowski
khatak
Khoisans
lever of stability
lime method
liquid hydrogen pump
longitudinal magnetic flux
loss on uncollectible accounts
machine
multi-scaler
natural thickener
neutral sheet
non-recurrent item
nonspecification
npk
pancreatic islets transplantation
paradise on earth
pattern of culture
personal-training
phenylmethanol
pill cutter
plant loss
plaster knives
push and pull handle
rami pectorales (aa. intercostalium)
reincurring
relevant facts
root comber
rotuma i.
severini
Shenstone, William
sky laboratory
slotted plug
somlich
souling
stochastic event
store level communication controller
stratobios
styryl
tall organization
tea-chop
the boonies
time pay
tith
topping lift bull rope
torm
unenglish
unmotheaten
VAOS
warld
wheat eelworms
wingding
without precedent
zanies