[物] 低密度

Effort Launched to Save Africas Lions The African Lion Environmental Research Trust, or ALERT, a conservation and restoration charity, is one of the organizations that will help to kick off the event. The non-profit organization said the lion is a na

发表于:2018-12-08 / 阅读(75) / 评论(0) 分类 VOA标准英语2013年(五月)

This would put a pipeline to take natural gas 将设置天然气运输管线 from the Beaufort Sea through the heart 从波弗特海穿越 of the third largest watershed basin in the world, 世上第三大水域中心 and the only one which is 95 per

发表于:2018-12-08 / 阅读(112) / 评论(0) 分类 TED演讲娱乐篇

Powered Exoskeletons Give Assistance in Walking, Lifting Powered suits that could help paralyzed people walk and others lift and carry heavy loads with ease have been an inventor's dream since late 19th century. But they had to wait until the 21st ce

发表于:2018-12-16 / 阅读(91) / 评论(0) 分类 VOA标准英语2015年(七月)

Few other countries are so dominated by their capital: for Egyptians to speak of one is to speak of the other. The Mother of the World nurtures more than 16 million Egyptians, Arabs, Africans and sundry international hangers-on in a collision of East

发表于:2018-12-27 / 阅读(93) / 评论(0) 分类 英语听力小短文走遍全世界

City kids have smorgasbord of food choices. But they also face food allergies more than do their country cousins. Researchers mapped food allergies in children across the U.S. And they found more cases per capita in areas with high population densiti

发表于:2019-01-08 / 阅读(123) / 评论(0) 分类 Scientific American(六)月

This is the VOA Special English Development Report. The Sahel is the area of Africa that lies between the Sahara desert to the north and more fertile land to the south. The dry plains of the Sahel are mostly treeless. Yet in Niger, one of the nations

发表于:2019-01-11 / 阅读(105) / 评论(0) 分类 VOA慢速英语2007年(二)月

助行走外骨骼机器人 Powered suits that could help paralyzed people walk and others lift and carry heavy loads with ease have been an inventor's dream since late 19th century. But they had to wait until the 21st century for the advanced materi

发表于:2019-01-14 / 阅读(74) / 评论(0) 分类 VOA标准英语2015年(十二月)

DAVID GREENE, HOST: For the first time, scientists have figured out just how many tiny critters are living inside your kitchen sponge. Now, don't fear. NPR's Michaeleen Doucleff says there is something you can do about this. MICHAELEEN DOUCLEFF, BYLI

发表于:2019-01-16 / 阅读(106) / 评论(0) 分类 2017年NPR美国国家公共电台9月

So as bad as all that is, things are going to get much worse, much, much worse. 整个情况如此糟糕,而且将会每况愈下。 This is the infrastructure as we see it about now. 以上是我们目前所知的基础设施。 This is what's pla

发表于:2019-01-18 / 阅读(77) / 评论(0) 分类 TED演讲商业篇

But Zwicky was also capable of insights of the most startling brilliance. In the early 1930s, he turned his attention to a question that had long troubled astronomers: the appearance in the sky of occasional unexplained points of light, new stars. 然而

发表于:2019-01-29 / 阅读(71) / 评论(0) 分类 万物简史

本期真题 1. First published in 1927, the charts remain an ______ source for researchers. A) identical B) indispensable C) intelligent D) inevitable 2. Joe is not good at sports, but when it ______

发表于:2019-02-01 / 阅读(85) / 评论(0) 分类 英文语法词汇

When, in 1960, still a student, 1960年我还是学生时, I got a traveling fellowship 拿到出国留学的奖学金, to study housing in North America. 研究北美的住宅建筑。 We traveled the country. 我们游遍美国, We saw public

发表于:2019-02-13 / 阅读(75) / 评论(0) 分类 TED演讲教育篇

Looking up at the night sky, we are amazed by how it seems to go on forever. 仰望夜空,我们为它的永无止境而感到惊讶。 But what will the sky look like billions of years from now? 然而数十亿年前的天空又会是什么样子呢

发表于:2019-02-13 / 阅读(96) / 评论(0) 分类 TED演讲教育篇

And so, by loading up its ballast tanks, or by sinking obliquely with its slanting fins, 诺第留斯号或者是把所有的储水池装得特别满,或用纵斜机板斜斜下降, the Nautilus successively reached depths of 3,000, 4,000, 5,000,

发表于:2019-02-17 / 阅读(85) / 评论(0) 分类 《海底两万里》中英双语有声读物

Science and technology 科学技术 Ancient animal behaviour 远古动物行为 Jurassic lark 侏罗纪雨燕 How the pterosaur caught its supper 翼龙是如何逮到晚餐的 PALAEOETHOLOGY, working out how long-extinct animals behaved, is a subjec

发表于:2019-02-17 / 阅读(70) / 评论(0) 分类 经济学人科技系列

How Low [Hook] How low can you go? [8x] [Ludacris] Luda! She could go lower than i ever really thought she could, Face down, ass up! The top of your booty jiggling out your jeans, Baby pull your pants up, I like it when i see you do it, Better then i

发表于:2019-02-18 / 阅读(152) / 评论(0) 分类 好听的英文歌曲

Low [Chorus:] Shawty had them Apple Bottom Jeans [Jeans] Boots with the fur [With the fur] The whole club was lookin at her She hit the flo [She hit the flo] Next thing you know Shawty got low low low low low low low low Them baggy sweat pants And th

发表于:2019-02-18 / 阅读(132) / 评论(0) 分类 好听的英文歌曲

For an hour plains of sand unrolled before our steps. 在一小时内,一片细沙的平原在我们脚下摆开。 Often the seafloor rose to within two meters of the surface of the water. 平原时常升至距海面不及两米的深度。 I coul

发表于:2019-02-25 / 阅读(92) / 评论(0) 分类 《海底两万里》中英双语有声读物

After its fishing was finished and its air supply renewed, 鱼捕完了,空气调换了, I thought the Nautilus would resume its underwater excursion, 我想诺第留斯号又要作海底旅行了; and I was getting ready to return to my stater

发表于:2019-02-25 / 阅读(100) / 评论(0) 分类 《海底两万里》中英双语有声读物

-Penny:Leonard might come home. Leonard可能快回来了。 Can we talk in my apartment? 能到我的公寓里谈吗? -Sheldon:We're not done? 还没说完? -Penny:No. 没有。 -Sheldon:Eh, why not? 哎呀,好吧。 We're already through

发表于:2019-03-16 / 阅读(328) / 评论(0) 分类 生活大爆炸第一季
学英语单词
Abercrombie R.
active drains pump
against the ear type earphone
ambulatory typhoid fever
arrested bone development
axis lentis
be young
betaughte
bit-mapped raster image
blood lake
boat tanks
bollocksing up
bowie method of adjustment
boyla
brainbuster
candidate confidence
capacitance unbalance protection device
carbon monosulfide
central network supervisor
Cezac
cladophora catenata
constitutional ash
couche-couche
cuenca del anelo
curd mill
current instruction
D. S. D.
diastatic
difference register
elastooptic material
emimycin
end of file
entering plan
family psilophytaceaes
Fermi sea
flexible brush
gasbags
gateway center
genetic codes
glialer
glo
heneguen
high centring
high-epithermal neutron range
hospital sewage
IFLS
impedance diagram
income return
kenco
kobbekaduwa
lactofil
lighting instrument
lipoblast
locking cross bar
macknin
magistery of bismuth
medicine liqueur
milk-tester
minimal hearing threshold
miscellaneous tankers
moebiuss
movingstaircase
night lights
non-sliping chock
optional interface
output beam power
over-slope
Paroo Chan.
pars us
plain loom
plasma disturbance
plate theory
prescribed nuclear stockage
profile shaping machine
quadraplex cable
rate of pulse repetition
rated steam exhaust pressure
rejoiceth
relation derivation
remotely sensed image
Rheum przewalskyi
rust prevention during manufacture
saguinus oedipus oedipus
salveti
Saponaria vaccaria
savondinskite (hessite)
sheep station
silicon gate MOS integrated circuit
SNCB
somatization
sound diffraction
sparus
speedometer driven gear
steam-jet ejector
the eye of typhoon
timing display
tobacco leaf miner
troublemakers
tsiolis
variable-frequency cavity
waterhouse-friderichsen syndromes
Witopet