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This is Scientific American's 60-Seconds Science. I'm Karen Hopkin. This will just take a minute. Elephants. Theyre the SUVs of the animal kingdom. Theyre big and rugged, and can carry lots of cargo. And now a study in the Proceedings of the National

发表于:2018-12-24 / 阅读(232) / 评论(0) 分类 Scientific American(三)月

Imagine if before you took each step, your guts lurched up into your throat. Well, caterpillars dont have to imaginethey take such drastic steps every day. Researchers were interested in how fluids move around inside a caterpillar. So they put one on

发表于:2018-12-24 / 阅读(254) / 评论(0) 分类 Scientific American(七)月

When Michael Phelps is out of the water, he towers over mere non-Olympic mortals. Then he slips into the pool, and makes record-breaking speed seem effortless. His height, it turns out, is no accident. According to research published in The Journal o

发表于:2018-12-24 / 阅读(352) / 评论(0) 分类 Scientific American(七)月

Topic1-Haidilao Hygiene issue Recently, popular hot pot chain Haidilao has been busted for hygiene related issues in two of their chain restaurants, but shortly after the info broke out, the company was quick to issue a response. Some are praising th

发表于:2018-12-25 / 阅读(311) / 评论(0) 分类 英语角-圆桌会议

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- getting hyper about correctness. RS: English once had a system where nouns took different forms depending on whether they were the subject or the object of a sentence. We've los

发表于:2018-12-30 / 阅读(310) / 评论(0) 分类 词汇大师(Wordmaster)

(Woman) You might think that most of the patients at sleep clinic are being treated for sleeplessness, commonly referred to as insomnia, but that is not the case. The majority of sleep-clinic patients suffer from disorders of excessive sleep --- or

发表于:2018-12-30 / 阅读(283) / 评论(0) 分类 托福听力短文

Big cats or wolves seem like scaled-up versions of the tabby or terrier sleeping on your sofa. But the proportions do subtly change as animals get larger. For one thing, big animals feet are smaller relative to their bodies than are smaller beasts. B

发表于:2019-01-08 / 阅读(316) / 评论(0) 分类 Scientific American(三)月

The gut of the tobacco hawk moth caterpillar used in the study moves forward independently of, and ahead of, the surrounding body and wall and legs. By turning a powerful x-ray machine on a caterpillar, scientistists have discovered a novel way of mo

发表于:2019-01-13 / 阅读(289) / 评论(0) 分类 VOA标准英语2010年(七)月

4.常见疾病名称 Internal Medicine 内科 Acidosis 酸中毒 Adams-Stokes syndrome 亚-斯氏综合症 alcoholism, alcoholic intoxication 酒精中毒 alkalosis 碱中毒 anaphylaxis 过敏症 anemia 贫血 iron deficiency anemia 缺铁性贫血

发表于:2019-01-17 / 阅读(401) / 评论(0) 分类 英文语法词汇

1. Dude, stop drinking, you are already hammered. 哥们,别喝了,你醉了。 hammer 既可作名词又可以作动词,都与锤有关。 hammered 除了可以表示成形的,锤制过的以外,在美语里可以表示喝醉的,与drunk同

发表于:2019-01-21 / 阅读(318) / 评论(0) 分类 英语口语

Which species would take over the world if humans went extinct? 如果人类灭绝了,哪类物种会统治世界? 来自Quora的网友总结: Well it won't be fecking dolphins, that's for sure. Because: 当然,那TM肯定不可能是海豚。因

发表于:2019-01-26 / 阅读(251) / 评论(0) 分类 阅读空间

It is not your average police car. 这可不是一辆普通的警车。 Abu Dhabi's Police Department has revealed its latest vehicle - a $3.4m hypercar with a surveillance system robocop would be proud of. 阿布扎比的警察部门曝光了他们最

发表于:2019-02-05 / 阅读(291) / 评论(0) 分类 阅读空间

在看美剧的时候,经常会发现年轻人们喜欢用一些俏皮的俚语,跟我们在书中学的表达很不一样,今天我们一起来学习一下吧! 1. He waved with a big cheesy grin. 他朝我挥了挥手,脸上带着那种假假

发表于:2019-02-06 / 阅读(278) / 评论(0) 分类 实用英语

A new app promises to revolutionise the way we take pictures, creating hypnotic animated loops of everyday snapshots to be shared on social media. 一个新应用程序立志要颠覆我们的拍照方式,称可以创建一种能在社交媒体上共

发表于:2019-02-06 / 阅读(353) / 评论(0) 分类 阅读空间

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- getting hyper about correctness. RS: English once had a system where nouns took different forms depending on whether they were the subject or the object of a sentence. We've los

发表于:2019-02-14 / 阅读(318) / 评论(0) 分类 英语单词大师-Word Master

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- getting hyper about correctness. RS: English once had a system where nouns took different forms depending on whether they were the subject or the object of a sentence. We've los

发表于:2019-02-14 / 阅读(328) / 评论(0) 分类 英语单词大师-Word Master

Broadcast on COAST TO COAST: March 11, 2004 AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- getting hyper about correctness. RS: English once had a system where nouns took different forms depending on whether they were the su

发表于:2019-02-16 / 阅读(319) / 评论(0) 分类 词汇大师(Wordmaster)

The gift of tongues. 语言的天赋。 What makes some people learn language after language? 何者吸引一些人接二连三地学习多门语言? Babel No More: The Search for the World's Most Extraordinary Language Learners. 消逝的巴别塔:寻

发表于:2019-02-17 / 阅读(333) / 评论(0) 分类 阅读空间

Zimbabwe is phasing out its local currency, the central bank says, formalising a multi-currency system introduced during hyper-inflation. 津巴布韦央行称,该国将逐步取消本国货币,在高通货膨胀期间引入的多货币体系将被

发表于:2019-02-17 / 阅读(400) / 评论(0) 分类 阅读空间

His's perivascular Chinese希斯血管周隙(脑与脊髓血管动脉外膜和神经胶质血管周围界膜之间的间隙) His's zones Chinese希斯区(胚神经管的四个纵增厚束) Histology Chinese组织学 Hitzig's gridle Chinese希茨希带(与乳房同高的一环状痛觉缺失区) Hitzig's test Chinese

发表于:2019-02-26 / 阅读(389) / 评论(0) 分类 英文语法词汇
学英语单词
.mli
american lady crabs
amoeboid cell
analytical formulas
apparament
aural polypus
automatic addressing
Automation Center International
automotive eugineering
Bao Lac
basso-relievo
be implicated in
be in enthusiasm
Bottlinger model
bromolysergide
Bystricany
Caloundra
Camamu
candido
Ciprofibric
Coal Mountain
coeruloplasmin
column and tie construction
commercia belli
cupric ammine
detail requirements
drain-source resistance
dry farm
Dumont, L.
earlier time
entocia
epimythia
eu-form
ever-larger
extended interaction oscillator (eio)
false coiner
feltless retainer
fermentation amyl alcohol
food education
gardesana
gated integrator
genus Cebus
giovanni di bernardones
gular peduncle
homologous
horizontal slotting machine
human capital flow
hypersexualization
iconological
intensive amount
local quench
low and intermediate level radioactive waste
lymphoepithelioma
lysogenetic
major crataegus pill
mapping problems
maximum aerotow speed
meesea trichodes (l.) spruce
megabits
meson threshold
MHNTG
mongrelisation
multiprocessing environment
NFQ (night frequency)
nor
objectionist
ore microscopy
output line
paleobiogeographic province
par-roast
pemphigoid vegetans
polling-penny
primary containment integrity
pseudologics
quartz-halogen lamp
quizzical
reduced walk
right of personal liberty
rising speed characteristic
Rubia cordifolia
siliceous silt
single stage of dust collection
sitiles
sparite cement
stop lamp
stress reorientation
substantial cost differentials
superconducting microwave device
surplus from donated land
system-head curve
teacher-student relation
tetrahedral arrangement
trachelomonas woycickii pusilla
Turbide
unbain
unified standards
unripenesses
valvul? vasorum
webbed seeds
wimp environment
yclept
Zingiber corallinum