光导发光元件

Welcome to our home. Home for this quartet of eco-activists is a bus. And its touring the country to spread a message of sustainability. They call their effort bio-tour. We are seeing a society that is not living sustainably, that is exploiting reso

发表于:2018-12-11 / 阅读(113) / 评论(0) 分类 万花筒2008年

Our story is called A Pair of Silk Stockings. It was written by Kate Chopin. Here is Barbara Klein with the story. Little Missus Sommers one day found herself the unexpected owner of fifteen dollars. It seemed to her a very large amount of money. The

发表于:2018-12-18 / 阅读(235) / 评论(0) 分类 2018年VOA慢速英语(二)月

Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of

发表于:2018-12-24 / 阅读(132) / 评论(0) 分类 2015年Scientific American(一)月

A nightlight may keep those monsters under the bed. But it may also open the door to the blues. Because a new study reveals that animals exposed to light all night long show signs of clinical depression. If you have access to electricity, you no doub

发表于:2018-12-24 / 阅读(135) / 评论(0) 分类 Scientific American(十)月

3. This success, coupled with later research showing that memory itself is not genetically determined, led Erics-son to conclude that the act of memorizing is more of a cognitive exercise than an intuitive one. 【分析】复合句。句子主干是

发表于:2018-12-30 / 阅读(108) / 评论(0) 分类 考研英语长难句讲解

Broadcast: Mar 29, 2003 There has been an upset win for Canada at the World Figure Skating championships here in Washington. The ice dancing couple of Shae Lynn Bourne and Victor Kraatz edged Russia's

发表于:2019-01-03 / 阅读(142) / 评论(0) 分类 VOA2003(上)-体育专递

On the belt and road investment, China is hoping to get Finland on board for its technology. Let's hear what China's ambassador to Finland has to say. Although Finland is on the northwestern stretch of the bet-and-road area, but its new technology is

发表于:2019-01-05 / 阅读(249) / 评论(0) 分类 cctv9英语新闻2017年

'A Pair of Silk Stockings' by Kate Chopin Our story is called A Pair of Silk Stockings. It was written by Kate Chopin. Here is Barbara Klein with the story. Little Missus Sommers one day found herself the unexpected owner of fifteen dollars. It seeme

发表于:2019-01-12 / 阅读(465) / 评论(0) 分类 2015年VOA慢速英语(九)月

[00:02]A:Don't work me. [00:04]L:I'll walk you through collecting the evidence. [00:07]Just describe the restraints. [00:23]A:They're strange-looking handcuffs. [00:25]They look more like old shackles or something. [00:33]And her feet are are b

发表于:2019-01-14 / 阅读(150) / 评论(0) 分类 英美人天天都在说的4000句:跟着影视学最真实的口语

3. This success, coupled with later research showing that memory itself is not genetically determined, led Ericsson to conclude that the act of memorizing is more of a cognitive exercise than an intuitive one. 【分析】复合句。句子的主干是

发表于:2019-01-16 / 阅读(174) / 评论(0) 分类 考研英语长难句讲解

DAVID GREENE, HOST: I mean, let's listen to this. (SOUNDBITE OF TV SHOW, STAR TREK: THE ORIGINAL SERIES) JAMES DOOHAN: (As Captain Montgomery Scott) Ready to transport. WILLIAM SHATNER: (As Captain James T. Kirk) Energize. D. GREENE: Yes, the familia

发表于:2019-01-16 / 阅读(165) / 评论(0) 分类 2017年NPR美国国家公共电台7月

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(138) / 评论(0) 分类 TED演讲教育篇

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(142) / 评论(0) 分类 TED演讲科学篇

Todd: So, Layla, we're talking about being an au pair. What is the daily routine of an au pair? Like, what do you do everyday? Layla: So, every day I wake in the morning at seven and I take care of the kids, and get them dressed. I drop them at schoo

发表于:2019-01-20 / 阅读(176) / 评论(0) 分类 原版英语对话1000个

A Pair of Socks一双袜子One fine afternoon I was walking along Fifth Avenue, when I remembered that it was necessary to buy a pair of socks. Why I wished to buy only one pair is unimportant. I turned into the first sock shop that caught my eye, an

发表于:2019-01-28 / 阅读(157) / 评论(0) 分类 英语小达人

A Pair of Socks One fine afternoon I was walking along Fifth Avenue, when I remembered that it was necessary to buy a pair of socks. I turned into the first sock shop that caught my eye, and a boy clerk who could not have been more than seventeen yea

发表于:2019-01-30 / 阅读(172) / 评论(0) 分类 英语美文

This is Xaero - a vertical take-off and landing vehicle being developed by Masten Space Systems. The California start-up hopes the rocket will eventually carry pay-loads for NASA to altitudes of up to 30 kilometres, mainly to collect atmospheric data

发表于:2019-02-03 / 阅读(112) / 评论(0) 分类 英语新闻视频

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(162) / 评论(0) 分类 实用英语

如今,高端大气上档次已经成为众人耳熟能详的网络用语,凭借其无与伦比的受欢迎度,高端大气上档次一度位居十大网络用语的榜首。这句让无数互联网迷们捶足顿胸的潮流时尚用语,到底

发表于:2019-02-08 / 阅读(154) / 评论(0) 分类 英语口语

介绍: couple 夫妻;情侣; They're a couple. 他们是一对。 a couple of 一些 I've been living in Shanghai for a couple of years. 我住在上海有些年了。 couple up 与某人结合 和某人在一起 Jenny broke up with her ex and c

发表于:2019-02-13 / 阅读(137) / 评论(0) 分类 英语俚语天天说
学英语单词
address transform instruction
albinson
alluvial deposit
amendment record
anthropography
appear in print
approach steam velocity
aseingde
athymic mice
be eliminated
boat engine
boiler grouting
Camellia edithae
carpogonia
Ceftazidime,ceftazidime
chauntries
cornflowerblue
cryptocustodians
curing compound
curve linear relationship
curved spacetime
described below
disintegrations
dressers
echometric
electronic diffraction instrument
exoneration clause
extended X-ray absorption fine structure
extollers
filling contraction
formation of vorticies
forward focal point
foundation drainage
frankls
full-scaler
geometrical analysis
heating-surface
hot air recirculation
hyperphasia
IBTC
ice-creamy
interact system model
interchangeable sub-unit
inverse voltage of rectifier
joint operation
Lietvesi
logical orientation
logification
Loma Mar
lujiemycine
Macrouroidinae
maculous
madindoline
manic-depressive psychosis mixed type
mantel block
meteorological thermodynamics
miraculist
momet
Mongolian languages
not be the end of the world
oil well cement
oleum jecoris piscis concentratum
omph
pachyrhizus
Parse error
peripheral field
Polyresistin
port organization
prep
progestine
pseudopromycelia
reverification
reverse radial immunodiffusion( RRID)
rotary upturned nasal cutting forceps
rs flip flop
Rubus laxus
run to the end of one's rope
scleroplectenchymatic
sealing system
second session
second-order transition
self igniting
semi-precious metal
shany
skimped on
slickener
take someone under one's guidance
tax shelters
The murder is out
transdeterminations
transition order
tropical neurasthenia
Tōgo-ike
unmarried rate
volatile material
wanton exercise of power
water wheel
wire memory
yeisk
yudenich
ywm
zone sintering