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Every year, millions of monarch butterflies fly thousands of miles to alight in one specific forest in Mexico. How do they know what direction to flutter? Scientists had thought that an insect GPS system in their brains steered them in the right dire

发表于:2018-12-24 / 阅读(130) / 评论(0) 分类 Scientific American(九)月

084 Donkey and the Load of Salt Once upon a time, a salt merchant moved from place to place selling salt. One day, he was walking on a bridge over a stream with salt loaded on the back of a donkey. Yo-ho! Yo-heave-ho! Donkey and the Load of Salt The

发表于:2018-12-31 / 阅读(288) / 评论(0) 分类 100个儿童英语小故事

Antennae Key to Butterfly Navigation A study in the journal Science shows that monarch butterflies' sun-related directional sensing is governed by antennae, not the brain. Cynthia Graber reports Every year, millions of monarch butterflies fly thousan

发表于:2019-01-02 / 阅读(141) / 评论(0) 分类 60秒科学

Oil spill, Day 42 of this oil spill in the Gulf of Mexico. Still there is no end in sight for this crisis. Right now take a look with me. Work under water and under way to place a custom built dome over that ruptured well. Remember that effort top ki

发表于:2019-01-08 / 阅读(144) / 评论(0) 分类 CNN2010年(六)月

Congressional investigators say three previously undisclosed defects in a critical safety device may have contributed to the massive oil spill in the Gulf of Mexico. The rig was owned by Transocean and leased by energy company BP. NPR's Peter Overby

发表于:2019-01-08 / 阅读(146) / 评论(0) 分类 2010年NPR美国国家公共电台5月

Once, there lived a peddler. The peddler sold all sorts of goods.sturdy shoes for the farmers and pretty trinkets for their sweethearts, warm, woolly shawls to keep the women warm and sweet, sticky toffees for the children to munch on their way back

发表于:2019-01-08 / 阅读(124) / 评论(0) 分类 英语小短文

Study: No Evidence Hydraulic Fracturing Pollutes Water A new study finds no evidence that the controversial practice to extract natural gas known as hydraulic fracturing is contaminating ground water. The report, Separating Fact from Fiction in Shale

发表于:2019-01-14 / 阅读(136) / 评论(0) 分类 VOA标准英语2012年(二月)

Navigation, 3-D Printing in Sensing Technology Lead to New Apps LOS ANGELES 3-D printing, high-speed navigation and a magic mirror are some of the technologies that have come from new computer chips with advanced spatial sensing. Technology startups

发表于:2019-01-14 / 阅读(109) / 评论(0) 分类 VOA标准英语2015年(九月)

A bus load of politicians were driving down a country road when all of a sudden the bus ran off the road and crashedinto a tree in an old farmer's field. The old farmer after seeing what happened went over to investigate. He then proceeded to dig a l

发表于:2019-01-16 / 阅读(168) / 评论(0) 分类 趣味英语

After the French had left Moscow,two peasants went out to search for treasures.One was wise,the other stupid.They went together to the burnt part of the city,and found some scorched wool.They said:That will be useful at home. They gat

发表于:2019-01-16 / 阅读(135) / 评论(0) 分类 趣味英语

On June 6, China published the first batch of photos captured by Gaofen-1, China's first high-definition earth observation satellite. Those pictures will provide valuable information of natural condition and disaster prevention. Li Dong has the detai

发表于:2019-01-19 / 阅读(120) / 评论(0) 分类 世界各地新闻集锦

Talking about work load A: Thank God! I am finished writing that service guide! It took me forever! B: When did you finish? A: This morning! No more overtime, and no more headaches! B: Well, Im glad to hear it. Have a cup of coffee! 议论工作量 A:

发表于:2019-01-20 / 阅读(192) / 评论(0) 分类 办公室英语口语

The most ambitious of these studies is the Stonehenge Hidden Landscapes Project, led by experts from Birmingham University And Ludwig Boltzmann Institute in Austria.-As people walk over the Stonehenge landscape, they are aware of Stonehenge. They may

发表于:2019-01-23 / 阅读(131) / 评论(0) 分类 探索与发现2015年

Leptin is a hormone made by fat cells that tells you when youre full. If you didnt have leptinand some people dontyoud eat too way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kids bo

发表于:2019-01-30 / 阅读(130) / 评论(0) 分类 60秒科学

plateau n. (上升后的)稳定水平(或时期、状态) plug n.塞子 pockmarked adj.有麻点的 polar adj.两极的 pole n.极 porous adj.多孔渗水的 portable adj.轻便的 pose v.形成

发表于:2019-02-06 / 阅读(149) / 评论(0) 分类 英文语法词汇

NE China to set up two drone bases for marine surveillance SHENYANG, Oct. 20 (Xinhua) -- Two drone bases will be established in northeast China's Liaoning Province for real time surveillance on coastal waters, local authorities said Saturday. One of

发表于:2019-02-08 / 阅读(138) / 评论(0) 分类 英语新闻

How oft, when thou, my music, music play'st, Upon that blessed wood whose motion sounds With thy sweet fingers, when thou gently sway'st 你是我的音乐,当你在幸运的琴键上弹奏乐章,你轻柔的手指拂过键盘,于是琴弦上随指

发表于:2019-02-24 / 阅读(179) / 评论(0) 分类 莎士比亚十四行诗全集

And the final thing is, again just to reiterate that there's this practical part, 最后,只是再一次重申,这个研究的实际应用方面, and so we've made these anti-quorum sensing molecules that are being developed as new kinds of the

发表于:2019-03-04 / 阅读(175) / 评论(0) 分类 TED演讲教育篇

Why this is interesting is because in the past decade we have found that this is not just some anomaly of this ridiculous, 这个发现之所以有趣,是因为在过去十年间,我们发现这种现象不只局限在这种古怪的、 glow-in-t

发表于:2019-03-04 / 阅读(192) / 评论(0) 分类 TED演讲教育篇

近日,我国首颗商用遥感卫星成功发射。这颗备受瞩目的星星都具备哪些功能?它的升空具有什么意义?在实现人们飞天梦的同时,它又能为我们的生活带来怎样的便利呢? 请看相关报道:

发表于:2019-03-11 / 阅读(172) / 评论(0) 分类 英文语法词汇
学英语单词
acicles
al jithamiyah
almost certain convergence
amblyopes
areophysics
asbell
Asperger's
atropinismus
ball flashing machine
bandy words
benteen
Betsiamites R.
bos'n bos'n
buying index house
ch'?ng wu
channel noise level
chinalizarin
church-like
colour enlarge-printing system
customs declaration made at the time of entry
cytogenetic map
Dan Chadi
Dawa Wenz (Daua)
decomposition voltage
deodorising
direct addressing
e-voucher
eating-place
false-flag
flitten
foodstuff rubber
fortably
gadic
Granadilla de Abona
granuloma of mammary glands
high-lows
Hormigueros
imbezzle
inconcinne
intermolar
ivekovic
Keldysh theory
kellan
keraunic
ligandin
manipulating key
Many Island L.
map format
midspans
monodeiodinating
musars
Musculus gluteus medius
myrrhic
necrotize
negative-pressure
Nobres
normal elastic modulus
northern lapwing
nuclear proton
operative requirement oral surgery
p-process
peak bulkhead
peptotoxin
permanent openings
phosphosulphates
photonasly
platyrrhine
pohlia memicaulon (c.mull.)chen
projective tests
rape whistles
reduction of temperature to mean sealevel
rotary cam type automatic voltage regulator
sarong
Schuman Plan
Scooby gang
sea-shanty
set of documents
Shalbourne
sheer draught
sheetline
slitless spectrum
solar airconditioning system
spongistatin
stack processing
stale-mate
stereo microphone
stops
taking the fifth
turbine rotor
two-sided Laplace transform
ugolinis
un-Irish
unclasping
unequal sides
United Nations Convention on Biological Diversity
univision
Valley Springs
value bets
vertical helix type inferential meter
vitreous solder
wandering sailor
wool-comber