表面发光二极体至光纤藕合

AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: When two people click, that means they really understand each other. Well, that metaphorical clicking could be the sound of what researchers call speaker-listener neural coupling.

发表于:2018-12-04 / 阅读(151) / 评论(0) 分类 词汇大师(Wordmaster)

We present the first of two parts of the short story The Law of Life, by Jack London. The story was originally adapted and recorded by the U.S. Department of State. Old Koskoosh listened greedily. Although his sight had failed, his hearing remained g

发表于:2018-12-07 / 阅读(325) / 评论(0) 分类 2017年VOA慢速英语(六)月

1597 、 弹性形变 elasticdeformation 1598 、 弹性常数 elasticconstant 1599 、 弹性极限 elasticlimit 1600 、 弹性模量;弹性模数 modulusofelasticity 1601 、 弹性应变能 elas

发表于:2018-12-08 / 阅读(157) / 评论(0) 分类 英文名句短语

1891 、 翼面;空气动力面 aerofoil;airfoil 1892 、 翼规 wingcompasses 1893 、 声强度 soundintensity 1894 、 联接;轴接 coupling 1895 、 联轴节;联接器 coupling 1896 、 联锁

发表于:2018-12-08 / 阅读(150) / 评论(0) 分类 英文名句短语

In books and movies like Call of the Wild, huge, vicious huskies pull sleds for hundreds of miles over the Alaskan tundra. A Moment of Science wonders, what kind of dogs are sled dogs? 在书里或者在像《野性的呼唤》之类的电影里,巨型

发表于:2018-12-28 / 阅读(140) / 评论(0) 分类 初学者听力文摘精选

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Chemistry goes to the University of Delawares Richard Heck, Purdues Ei-ichi Negishi and Hokkaido Universitys Akira Suzuki for their work in develop

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 Scientific American(十)月

THIS IS AMERICA - Alaska's Call of the Wild Leads Visitors to the Last Frontier By Voice of America / Broadcast: Sun, 11 Nov 2007 16:00:00 UTC VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Steve

发表于:2019-01-11 / 阅读(143) / 评论(0) 分类 VOA慢速英语2007年(十一)月

And I'm not sure how to fix it because I'm only a scientist. 我只是个科学家,不知如何解决这个问题。 But maybe one way to do it is to go back to the more natural way of communication, which is a dialogue, 但或许有个可行的方法

发表于:2019-01-18 / 阅读(147) / 评论(0) 分类 TED演讲科学篇

a. The woman is riding a sled b. The woman is going skiing c. The woman is building a snowman d. The woman is mountain climbing

发表于:2019-01-23 / 阅读(135) / 评论(0) 分类 初学者英语听力

Have you ever been sledding? In places where it is snowy, I think it is a great thing to do. In a way it is as good as, or even better than skiing; I'll tell you why. First of all, you don't need any skill at all to sled. Secondly, if it is speed tha

发表于:2019-01-28 / 阅读(140) / 评论(0) 分类 英语博客 A cup of English

By Kurt Achin Mount Kumgang, North Korea 18 February 2008 You may remember the ping-pong diplomacy between the United States and China back in the 1970s. Now, some South Korean athletes say they have introduced dog sled diplomacy to North Korea, as p

发表于:2019-02-03 / 阅读(135) / 评论(0) 分类 VOA常速英语2008年(二月)

Shipping, initially derived from the word relationship, is thedesire by fans for two people, either real-life celebrities or fictionalcharacters, to be in a relationship, romantic or otherwise.Shipping often takes the form of creative works, includin

发表于:2019-02-25 / 阅读(165) / 评论(0) 分类 英文语法词汇

图片1 图片2 图片3 图片4 图片5

发表于:2019-03-02 / 阅读(144) / 评论(0) 分类 加州英语分级G2

图片1 图片2

发表于:2019-03-02 / 阅读(178) / 评论(0) 分类 加州英语分级G2

图片1 图片2

发表于:2019-03-02 / 阅读(192) / 评论(0) 分类 加州英语分级G2

图片1 图片2

发表于:2019-03-02 / 阅读(154) / 评论(0) 分类 加州英语分级G2

图片1 图片2

发表于:2019-03-02 / 阅读(161) / 评论(0) 分类 加州英语分级G2

图片1 图片2

发表于:2019-03-02 / 阅读(152) / 评论(0) 分类 加州英语分级G2

图片1 图片2

发表于:2019-03-02 / 阅读(174) / 评论(0) 分类 加州英语分级G2

图片1 图片2 图片3

发表于:2019-03-02 / 阅读(174) / 评论(0) 分类 加州英语分级G2
学英语单词
ademosyne
advoutresses
agrifoodstuffs
airy isostatic hypothesis
anchor boom
antifundamentalists
arbitron diary
azidothymildine
BBFN
biofuels
Biyār, Khirbat el
blow-pipe reaction
breakaway speed
Brestskaya Oblast'
bulk cargo ship
centralized design
cicatricial stricture of larynx
combustion
compiler-generated temporary location
concentrated platelet suspension
constant-volume valve
cookfire
crypto-empyema
crystal pool
dac (digital-analog conversion)
dehumanized
denaturation of proteins
despite of
drilling pump
drop-type carburized furnace
e-i-e-i-o
electro extraction
electron power tube
embrowning
energy technique economy
femoral scute
flask brush
forest-grass measures for soil and water conservation
formation electrical parameter
fractionator
fracturation
full balance of inertia force of mechanism
gas-filled bulb
gazundered
gear spinning pump
genus anthemiss
genus Commiphora
Ghouta
glands of montgomery
group call broadcast service
haten
His Eminence
hustingss
ill-informed
im'ing
kinkless
left indentation
Miňo, R.(Minho, R.)
MNEI
monometalism
mulberry seed
musa form
OpenBSD
openers
outloadings
packet size
peak voltage
pleural cavities
pole of inaccessibility
postaccelerating anode
powder and shots
primitive furrow
rebabbiting of lead bronze
residualss
rete articulare cubiti
retort water treatment agent
rhadish
rib short
running tunnel
saprium
scherbakovite
sea conditional sign
slab-milling machine
Spanish garlic
spatia interfasciale
specific consumption of steam
stab at sb
syrie
telencephalon stalk
the clothes
thoracoabdominal diaphragm
to pull your socks up
topset
Tsubu
tuberculosis of verrucosa cutis
turbine exhaust hood temperature
unheart's-ease
vectogram
vibroreceptors
visual-acoustic-magneticpressure
work-based
yaez