【光学】菲涅耳方程[亦作 Fresnel formula]

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(42) / 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(143) / 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(102) / 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(56) / 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(49) / 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(125) / 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(112) / 评论(0) 分类 小笨霖英语笔记

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(56) / 评论(0) 分类 VOA标准英语2015年(三月)

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(77) / 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(82) / 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(100) / 评论(0) 分类 阅读空间

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(77) / 评论(0) 分类 阅读空间

The search for alien life 寻找外星生物 Twinkle, twinkle, little planet 闪烁吧,小行星 An undervalued optical trick may help to find life in other solar systems 一个不被人重视的光学方法可能能帮助寻找其他太阳系的生命

发表于:2019-02-16 / 阅读(124) / 评论(0) 分类 经济学人科技系列

Science and technology. 科技。 The search for alien life 寻找外星生物 Twinkle, twinkle, little planet 闪烁吧,小行星 An undervalued optical trick may help to find life in other solar systems 一个不被人重视的光学方法可能能

发表于:2019-02-18 / 阅读(63) / 评论(0) 分类 经济学人综合

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(76) / 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(73) / 评论(0) 分类 英文短篇故事(纽约)
学英语单词
active experiment
adreamed
Alcare
american chemical society(acs)
anal valve
artificial light filter
bamaluzole
bodo-garoes
bouchees
bream b. (whangarei b.)
brought into focus
C. difficile
Carradale
cephalosporin N
community citizen governance model
Copenhagen blues
cwru
cystocercous cercaria
data-reduction system
debugging facility
decaliters
deep-pockets
dimension style
discharge electrode
doore
doorjambs
double diaphragm method
drill chip
EGDF
elastic scatter
election-law
even rule
eyelash sign
felsic minerals or component(c.i.p.w.)
fetal tranfusion syndrome
filter-feeds
fistulo-jejunostomy
forage mite
freedom from taxation
Gaussian complex integers
Gaybraham
Guchin-Us
Hamitabat
hand-operated traverser
heat lightening
Helen Springs
homolovi
hubble space telescope (hst)
inspector accuracy
kylins
lignin number
linear combinations
log body
low-salt
Lower Southampton
macrocategories
magnol
mercuric chloride
militarylike
mobil
multiphase circuit
multiple purpose
mylabris radix asparag
named port
natural chain elongation
non-data-ink
nuclear-thermal rockets
octadecadienoate
Okwésé
operator sequence
optimal output
outsurviving
personal factor
pesth
plate rectification
polyetiological theory
posterior palatine canal
power distributor
programmer-defined scalar type
put forward a theory
Radivoj
reposit in
Reszke, Edouard de
Rickenbacker, Edward Vernon
rosenbergs
second quartile or median
self-build society
sensuous
soliloquacity
spacer bar
Tasman Peninsula
ten-frame-hive
trichosuruss
triple-pole switch
trophic analysis
tulip ear
uncontrolled liberty
vena genus
water wet reservoirs
whoop things up
winnsboro
yielding of springing support