类比开关

13 Dogs People often say that a dog is man's best friend. Over thousands of years, man has taught his dogs to do many kinds of work besides guarding the home. For example, sheepdogs are famous for their ability to control a flock of hundreds of sheep

发表于:2018-11-27 / 阅读(385) / 评论(0) 分类 背诵为王第一册

[00:02.04]我不懂怎样开水洗澡。 [00:04.08]Useful Expressions [00:04.98]常用语句 [00:05.88]1.Hot water doesn't come out. [00:08.46]没有热出来。 [00:11.05]2.Would you be kind enough to tell me how to operate it? [00:14.96]请你告诉我

发表于:2018-12-02 / 阅读(111) / 评论(0) 分类 海外求助英语会话

00:04.08]Useful Expressions [00:04.98]常用语句 [00:05.88]1.Hot water doesn't come out. [00:08.46]没有热出来。 [00:11.05]2.Would you be kind enough to tell me how to operate it? [00:14.96]请你告诉我怎样操作好吗? [00:18.86]3.The faucet doesn't move. [

发表于:2018-12-03 / 阅读(115) / 评论(0) 分类 求助英语会话

After we had seen how relatively easy it was to change the switches in mouse embryos, we thought that perhaps the same could be true of human embryos. In IVF, you also have the embryo for a brief peri

发表于:2018-12-07 / 阅读(119) / 评论(0) 分类 基因外遗传现象

From NPR news in Washington, I am Jack Spear.The federal government has heed General Motors with a 35-million-dollar fine for violating safety laws. The penalty was imposed of GM handling the recalled cars with faulty egnition switches. The fact has

发表于:2018-12-17 / 阅读(132) / 评论(0) 分类 2014年NPR美国国家公共电台5月

插座、插头和其它连接物(电器连接) Sockets, plugs and other contacts [electric connections] 插头、插座及其他接触器(电接头) Plugs, sockets and other contacts [electric connections] 表面覆有带电导体的玻璃 Glass

发表于:2018-12-18 / 阅读(120) / 评论(0) 分类 英文语法词汇

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Whether it's for streaming Netflix or sharing files, we're gobbling up more and more dataand we want it faster. But even shooting data with lasers over fiber-o

发表于:2018-12-24 / 阅读(151) / 评论(0) 分类 Scientific American(五)月

AS IT IS 2015-05-12 South African's Love Affair with Vinyl Records 南非与黑胶唱片的情缘 Benjy Mudie owns Vinyl Junky. He flips through records inside his Johannesburg store. His vinyl albums are much more expensive than CDs or MP3s - digita

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2015年VOA慢速英语(五)月

By Peter Heinlein United Nations 27 September 2006 The annual U.N. General Assembly debate has ended in New York, clearing the way for the final stage of the process of selecting a new secretary-general. The field of candidates for the job of diplom

发表于:2019-01-12 / 阅读(151) / 评论(0) 分类 2006年VOA标准英语(九月)

South Sudan has issued a new argument to support its claim on a major oil field given to the North as part of the Abyei ruling last week at The Hague. Disputing the North's possession of the oil field, the South says the prized land is still part of

发表于:2019-01-14 / 阅读(122) / 评论(0) 分类 VOA标准英语2009年(七月)

Britons have been watching almost 2-1/2 hours more television a week this year as cash-strapped people stay at home more -- and because there's more to watch, figures showed on Tuesday. Official statistics from The Broadcasters' Audience Research Boa

发表于:2019-01-15 / 阅读(143) / 评论(0) 分类 实用英语

Which is the hardest word to translate in this sentence? 哪一个单词是这个句子中最难翻译的? Know is easy to translate. know是很容易翻译的。 Pep rally doesn't have a direct analog in a lot of languages and cultures, but can be

发表于:2019-01-17 / 阅读(125) / 评论(0) 分类 TED演讲教育篇

The Blue Box 蓝盒子 The ultimate combination of pranks and electronicsand the escapade that helped to create Applewas launched one Sunday afternoon when Wozniak read an article in Esquire that his mother had left for him on the kitchen table. 恶作

发表于:2019-01-22 / 阅读(129) / 评论(0) 分类 乔布斯传

SCIENCE IN THE NEWS - Rethinking the Personal Computer in a World That Centers on the InternetBy Caty Weaver and produced by Mario Ritter Broadcast: Tuesday, August 15, 2006 VOICE ONE: This is SCIENCE

发表于:2019-01-30 / 阅读(154) / 评论(0) 分类 2006年慢速英语(八)月

Abrupt junction 突变结 Accelerated testing 加速实验 Acceptor 受主 Acceptor atom 受主原子 Accumulation 积累、堆积 Accumulating contact 积累接触 Accumulation region 积累区 Accum

发表于:2019-02-05 / 阅读(146) / 评论(0) 分类 实用英语

当很多成人还在等待苹果的iWatch上市,孩子们已经可以拥有自己的智能手表了。Kidizoom推出一款名为Vtech的儿童智能手表准备抢滩节日玩具市场。 这款儿童智能手表售价60美元,屏幕1.4英寸,可

发表于:2019-02-06 / 阅读(211) / 评论(0) 分类 阅读空间

To the surprise of exactly no one, Apples new generation of iPhones will not include a standard 3.5mm headphone input. The decision signals the demise of an audio port thats been used for more than 100 yearsand honestly, its about time. The death of

发表于:2019-02-06 / 阅读(158) / 评论(0) 分类 阅读空间

Wanxiang Group, a major automotive component manufacturer in Zhejiang Province, is transitioning into an international clean energy company. Founded in 1969, the Wanxiang Group in east China's Zhejiang Province has successfully transformed itself fro

发表于:2019-02-14 / 阅读(126) / 评论(0) 分类 2018CRI中国国际广播电台

常用句型科技文章中经常使用若干特定的句型,从而形成科技文体区别于其他文体的标志。例如Itthat结构句型;被动态结构句型;结构句型,分词短语结构句型,省略句结构句型等。 举例如下

发表于:2019-02-18 / 阅读(143) / 评论(0) 分类 英语口译

The humanitarian model has barely changed since the early 20th century. 人道主义的模型自从20世纪初期就几乎没有改变过 Its origins are firmly rooted in the analog age. 它的起源在模拟时代就根深蒂固了 And there is a ma

发表于:2019-03-04 / 阅读(179) / 评论(0) 分类 TED演讲教育篇
学英语单词
a big one
alcohol amblyopia
alloy structural steel wire
analog type ferrite shifter
answering and completing jack
anti-aircraft gun laying radar
arbitrary vote
arrobo
autovaccinotherapy
Beslet
bitumen furnace
chloro-mercury-phenol
cock a doodle doo
comes near
compound pancake ice
comptometers
contact agent
continum
course content
creeping thymes
difformities
diskinfo
dollar-debt
double U-groove
droplea
ductus semiciculari
Dulhunty
electrode system of arc furnace
finchery
fog signal station
fourdrye
fracturings
Gagnheidhi
geopartners
george otto trevelyans
groffe
ground-water pollution
grounding pad
have sth. on the tin of one's tongue
heat drying
helotiums
homogeneous sapce
hot-shoe
imbankation
inregister
Kassinina
keep up ... spirits
kellis
lamellicorn
Lexington Park
Llandwrog
lockspeisers
magnesium fluorosilicate
mean size
Meltzer treatment
mine of information
mischarges
monkeyhood
monorhinous
national liberation front of corsicas
natural disaster
NBTV
night obstruction marking
non-reactive impedance
Obluch'ye
oil throttle positioner
oncaea clevei
Ondrej
onsite-septic-system
oreton M
Overbister
overquelled
parcel ticket
passage cell
Pasteur effect
periselectivity
phrenic nucleus
pleasing fungus beetle
politicalizing
polyarteritits
polyolefin resin
portside light
positive grid current
preussag
regmagenesis
relative surplus value
sampling by chance
screw conveyor flight
semi-lift reentry
social mediation
stercoral pouch
suborder Osteostraci
subtitlings
time flow control
time-and-distances
toestrike
transferers
Trigonotis giraldii
victory ceremony
volumetrical chromatography
wheel printer
Zangīābād