拟线性方程组

by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

发表于:2018-12-07 / 阅读(145) / 评论(0) 分类 数学英语

帮助学生做数学题的手机应用 WASHINGTON School children usually can count on their parents to help them check if their homework is correct. But as students get older and their assignments get more complex, few parents are qualified to assi

发表于:2018-12-08 / 阅读(77) / 评论(0) 分类 VOA标准英语2015年(七月)

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(185) / 评论(0) 分类 2016年VOA慢速英语(十)月

1. a little bit,有点,有几分。 eg:Move over this way a little bit. 往这么挪一挪。 2. confusing,令人困惑的,让人容易混淆的。 eg:I see a lot of students stretching and so on, so it is very confusing for me. How do we solve the

发表于:2018-12-18 / 阅读(143) / 评论(0) 分类 蒋健棠教你听英语广播

今天我们要学习的是大家期待已久的课后功课根据中文完成句子的精讲,从而使我们更好的掌握hit sb right between the eyes这个习语的运用。 我们来看看题目。中文句子是我敢打赌,我在这些方程式

发表于:2018-12-27 / 阅读(100) / 评论(0) 分类 英语早间课堂

Lesson 24(第一讲) 2. Let us suppose that Mary hit John right between the eyes, what will he do? It's no doubt John wants to spend all his time with her and get to know about her better.我们假定John对Mary印象很深刻,John会如何呢?

发表于:2018-12-27 / 阅读(83) / 评论(0) 分类 英语早间课堂

Wormholesby Linda BaxterHave you ever read Carl Sagan's 1985 science fiction novel 'Contact'? Or have you seen the film of the same name starring Jodie Foster? If you have, then you will remember the scene near the end of the film, when the heroine t

发表于:2019-01-02 / 阅读(163) / 评论(0) 分类 英文杂志-Magazine

许多人都曾经说过, 英文要讲得好, 就一定要先学会用英文去思考. 因为英文和中文的词性相差太多, 所以许多英文字汇和中文之间并不是有一对一的对应关

发表于:2019-01-03 / 阅读(171) / 评论(0) 分类 小笨霖英语笔记

Callum:Hello. In recent programmes in this series, Who on Earth are we? Marc Beebys looked at some of the more obvious ways that cultures can be different from one another -the different ways we use language, or non-verbal communication, for example

发表于:2019-01-07 / 阅读(624) / 评论(0) 分类 英语讨论

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

发表于:2019-01-08 / 阅读(200) / 评论(0) 分类 Scientific American(十)月

Free Smart Phone App Helps Students With Math 费的智能手机APP可以帮助学生学习数学 WASHINGTON School children usually can count on their parents to help them check if their homework is correct. But as students get older and their assig

发表于:2019-01-14 / 阅读(94) / 评论(0) 分类 VOA标准英语2015年(三月)

Room 212 Building 343 Tsinghua University, Beijing 100084 (010) 62771234 Email:good@tsinghua.edu.com xxx Objective To obtain a challenging position as a software engineer with an emphasis in software design and development. Education 1997.9-2000.6 De

发表于:2019-01-17 / 阅读(135) / 评论(0) 分类 实用英语

Every year on the beautiful Lindau island of Lake Constance, some of the best of the worlds young scientists meet Nobel Prize winners. As it turned out, this meeting of physicists was a true meeting of minds. And so native created five new films expl

发表于:2019-01-22 / 阅读(114) / 评论(0) 分类 自然百科2010年

There were apparently nonsensical structures of space and time, spat out when Albert Einstein's equations weretaken to their extreme conclusion. Einstein's theory of relativitydoes lead us into very strange and unfamiliar paths. Einstein himself didn

发表于:2019-01-23 / 阅读(130) / 评论(0) 分类 探索与发现2015年

1994年度的诺贝尔经济学奖,授予美国普林斯顿大学数学系的纳什教授等三位对博弈论作出奠基性贡献的学者。好莱坞大制作《美丽心灵》A Beautiful

发表于:2019-01-28 / 阅读(137) / 评论(0) 分类 阅读空间

66 神秘的彗星

发表于:2019-01-30 / 阅读(163) / 评论(0) 分类 科技之光

Say it with us: Kids today have it sooooo easy. A new smartphone app will do their math homework for them, provided it's not too complicated. PhotoMath by microblink uses a phone's camera to solve equations and then teaches you the step-by-step metho

发表于:2019-02-02 / 阅读(117) / 评论(0) 分类 阅读空间

The average person in the United States watches almost five hours of television a day, more than an hour greater than the average of people in the world's biggest economies, new research says. 一项新研究发现,美国人平均每天看电视的时

发表于:2019-02-17 / 阅读(132) / 评论(0) 分类 阅读空间

台湾籍旅美老师今天交给我们的句子是: Watch and outline your answer before you go in and so that you can answer clearly, concisely and with confidence. 在你进去面试之前,先练习概述答案,这样你才可以有回答地清

发表于:2019-02-21 / 阅读(115) / 评论(0) 分类 留美老师带你每日说英文

He bought a DVD player. He went home. He unplugged the old DVD player from the living room flat-screen TV. He hooked up the new player. He plugged the old player into the 10-year-old TV in the bedroom. His wife came home. She said, Why didn't you jus

发表于:2019-02-22 / 阅读(112) / 评论(0) 分类 英文短篇故事(纽约)
学英语单词
additive primary colours
Address designator.
ADPE (automatic data processing equipment)
aegrotat
all over but the shouting
amphiclinous hybrids
basilar groove of occipital bone
bunnin'
buret stand
car-derived van
cernser
chavvie
chlumska
Chudovo
computer-use
Daniel Defoe
data logger checker
david o. selznicks
declaration of assignment
die yoke
distortion lens
dynamic coupler
eale
ecclesiastical modes
eglandular
extension piece
flasks
floating exchange rate note
Frank Morrison Spillane
germanium-doped silica core multimode fiber
helicopter rotor blade
heptantriene
HFIR
hidden-camera
hit the airwaves
hull gap
HYPSM
improved information system
inbond price
intensity of draft
Internet domain names
Kobayashi Makoto
loose eccentric
loose order
made trial of
magnetic cleaning equipment
magnetostrictive cutting machine
malacosomas
marine beacon-light lantern
melting diagram
MOM72
munidopsis serricornis
net earned surplus
noncollision
Omanization
operating basis earthquake
output aperture
packing policy
persshe
planning of birth
poke fun at someone
pratic
procellariiform
professional-level
propeller race
protonbeam
rate of flame spread
reddish-orange
refuse odor
resonant tunneling effect
rhizome tuber washer
Rhodococcus cinnabareus
roundchiselforceps
sailorpocket knife
samisen
secretory gland cell
soil bin simulation test
somewhens
speed measuring method
stalaunt
steering handle
stopped flow
superheater-tube
Sym former Sym
tax proceeds
tension modulus
theatre of panic
Time Limit of Arbitral Awards
tisinalite
trail transfer car
transair
treser
tuberculous allergic arthritis
unguises
unmodesty
User State Migration Tool
usque
vanillaed
viburnum phlebotrichum s. et z.
vortex stabilizer
waterproofer
wing its way