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发表于:2018-11-29 / 阅读(192) / 评论(0) 分类 英文名句短语

NASA Successfully Tests Hypersonic 1 Jet Three years after its first test flight ended in an explosion, NASA on March 27 successfully launched an experimental jet that the agency believes reached a re

发表于:2018-12-05 / 阅读(134) / 评论(0) 分类 英语沙龙2004全年合辑下

听广告学英语:Mitsubishi GDI Engine三菱汽车引擎 Mitsubishi GDI 三菱汽车引擎 原文 It's the GDI, the engine technology of tomorrow is already being driven today. Mitsubishi's GDI engine produces more power, reduces fuel consumption, and emits less carb

发表于:2018-12-07 / 阅读(224) / 评论(0) 分类 听广告学英语

美国动力公司研发提升五成油效对置活塞二冲程发动机 This little engine looks like it has only three pistons, but in fact, it has six, sharing only three cylinders. 这台小身材引擎看起来只有3个活塞,但事实上却有

发表于:2018-12-16 / 阅读(160) / 评论(0) 分类 VOA标准英语2016年(三月)

hi,I am Carl Auzus.You are watching CNN studentnews.We have a couple of awsome things in this particular Friday.The Men's field high tiger in Texas got our social media question,right?So congratulates to them.And we have a suprise for you in today's

发表于:2018-12-24 / 阅读(152) / 评论(0) 分类 CNN2012年(四)月

[00:07.58]Igor Sikorsky was born in the city of Kiev, Russia; on May 25, 1889. [00:16.12]His mother was a doctor. [00:15.12]His father was a professor of psychology. [00:18.59]Igor became interested in science when he was very young. [00:23.82]He was

发表于:2018-12-26 / 阅读(161) / 评论(0) 分类 美国英语听力80篇

What Do Octane Numbers Mean? At the gas pump, you have a choice of octane numbers. 87? 93? Whats the difference? To explain octane numbers, lets take an imaginative leap into the internal combustion engine of a car. Inside the cylinders are combustio

发表于:2018-12-31 / 阅读(145) / 评论(0) 分类 英语听力文摘 English Digest

George Gobel thinks that he might have helped dump his own sisters body. George told police that recently his brother-in-law Russell had asked him to help move a big metal barrel out of his house. Ill buy you a case of Bud, Russell promised. The barr

发表于:2018-12-31 / 阅读(129) / 评论(0) 分类 365个英语简短小故事

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(196) / 评论(0) 分类 英文杂志-Magazine

Remembering 2001: A Space Odyssey 50 Years Later It was 50 years ago that the science fiction film 2001: A Space Odyssey opened in theaters across the United States. The film, directed by Stanley Kubrick, was based on a book by Arthur C. Clarke. The

发表于:2019-01-03 / 阅读(152) / 评论(0) 分类 2018年VOA慢速英语(七)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. On March 11th, Interior Secretary Ken Salazar called for a moonshot for energy independence. Hes set up a task force to look into the large-scale product

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 Scientific American(三)月

Die-hard advocates of alternate energy might fantasize about cars that could one day run on water. But scientists in India have gone a step further. Theyve mathematically modeled an engine that should allow a motorcycle to run on aircompressed air, t

发表于:2019-01-08 / 阅读(160) / 评论(0) 分类 Scientific American(七)月

Angela Merkel was born in Hamburg in 1954. She became Germanys first female Chancellor and the first from communist East Germany in 2005. Forbes magazine listed her as the most powerful woman in the world in 2006 and 2007. Western media often dub her

发表于:2019-01-11 / 阅读(164) / 评论(0) 分类 世界名人简介

This is AP News Minute. A day after addressing a harsh UN General Assembly, Indias new Prime Minister Narendra Modi received sundries of receptions in New York City Sunday. He greeted crowds from a rotating stage of American square garden. In Hong Ko

发表于:2019-01-11 / 阅读(163) / 评论(0) 分类 美联社新闻一分钟2014(十)月

This is the VOA Special English Agriculture Report. Sorghum farmers in eastern Uganda, working with scientists, have tested some lower-cost ways to improve their soil. Little rain and poor soil fertility are problems in that area, as in other parts

发表于:2019-01-11 / 阅读(156) / 评论(0) 分类 VOA慢速英语2007年(六)月

This Internal Combustion Engine is 50% More Efficient 新型内燃机效率提高50% Internal combustion engines in cars may be on their way out, but experts agree it will take a few decades before electric-powered vehicles become dominant. Meanwhile

发表于:2019-01-14 / 阅读(177) / 评论(0) 分类 VOA标准英语2016年(三月)

Well, the story of the earth spin goes back all the way to the origin of the solar system, four and a half billion years ago. The solar system started out as a cloud of gas and dust. And these gas and dust clumped together to form the sun and the var

发表于:2019-01-22 / 阅读(138) / 评论(0) 分类 自然百科2009年

As the Sun Turns 太阳也在自转? Everyone knows that the earth turns. As a matter of fact, the sun turns too. Altough a lot of people don't realize it. Im not talking about being in orbit , nowthe earth definitely orbit s the sun and not the ot

发表于:2019-01-26 / 阅读(124) / 评论(0) 分类 英语听力文摘 English Digest

Todd: So, Shona, you are quite fit. You like to run. Do you like to do anything else? Shona: Yeah, actually. I like quite a lot of different sports. I like to play tennis. That is like something that I like to participate in with someone else, but al

发表于:2019-02-06 / 阅读(175) / 评论(0) 分类 原版英语对话1000个

SCOTT SIMON, HOST: The Democrats' proposed Green New Deal calls for America to eliminate greenhouse gas emissions from U.S. transportation, an ambitious goal that would require - among many other things - phasing out cars that run on gasoline. That m

发表于:2019-03-17 / 阅读(410) / 评论(0) 分类 2019年NPR美国国家公共电台2月
学英语单词
adductively
alfalfa
amalgam barrel
Anaximandrian
anomalous color vision
avdp.
brightfields
colo(u)red tree
communist international economics
consolatore
constant-current distribution
contact over-travel
containment equipment cooling water return tank
cooled jacket
CpG dinucleotide
dibrachium
differential heat of absorption
Dutch uncles
effaces
empirical threshold
ensta
extentionable
fettling machine
fourth-rate
Garden I.
geishas
glass delay line memory
gramarcy
graphical spectrograph
great philippine eagle
guaiabero
harmonic index number
hash marks
haugh-pierce test for causality
horse-shoe fall
hot power torpedo
hot riveting
individual propensities
individual variation
infracapitulum furrow
integrals
interleaving
jss
kagisoes
klucel
land-tag
Lime Springs
loco-weed
logitioner
lube oil cooler
malignant degeneration of burn scar
material mix variance
memory chip
mercurialities
militarises
neak
nedaplatin
non resistance
O colony
Ontario, Lake
opalinids
order Sirenia
p-carbethoxybenzene sulfonic acid
packing method
peckings
Pediculoides ventricosus
phytid
Polemonium caeruleum
potassium channel
protonemata
pulvomycin
Purif
pyrocain
rope-suspended hoist
san fernando valleys
saturation of colo(u)r
Schifferstadt
security for interest
separated-isotope collector
shank-type cutter
shikokus
shutdown amplifier
SINECOD
single-plane gear
sklerosphere (sclerosphere)
squama-
systons
Talibanisation
tempur
tetraspermous
thin web girder
triffics
tucanae
unpalmitoylated
urochord
vaucher alloy
volume serial number
water spring
watermelon radish
xview
yasr