双足步行

Say what you will about the general usefulness of boys, it is my impression that a farm without a boy would very soon come to grief. 你认为农场少年能做什么?依我看,没有少年的农场真的会非常糟糕。 What the boy does is th

发表于:2018-12-18 / 阅读(48) / 评论(0) 分类 美国语文第五册

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(69) / 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(62) / 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(89) / 评论(0) 分类 Scientific American(七)月

16 Animal And Machine 动物与机器 The body of an animal may well be compared with(1) some machine like a locomotive engine. Indeed, the animal body is a machine. It is a machine composed of(2) many parts, each part doing some particular kind of w

发表于:2018-12-28 / 阅读(67) / 评论(0) 分类 陈冠商英语背诵文选合集

His favorite hunting tactic is to come from below and behind his potential prey. 它最喜欢的狩猎策略就是从它潜在猎物的下方或者后面下手。 As the Meg closes in on the whale, he descends, in order to surprise him from below. 随着

发表于:2018-12-28 / 阅读(48) / 评论(0) 分类 侏罗纪搏击俱乐部

In 2007, paleontologists of Manchester University made a breakthrough discovery. 在2007年,曼彻斯特大学的古生物学家们取得了一项突破性的发现。 By studying the leg bones, musculature and mechanics behind them, they were able

发表于:2018-12-28 / 阅读(52) / 评论(0) 分类 侏罗纪搏击俱乐部

But we ourselves hadn't severed all ties with humanity. 但我们,我们不能与人类隔绝。 For my part, I didn't want my new and unusual research to be buried with my bones. 至于我,我不愿意把我如此奇特新颖的研究和我一起埋

发表于:2018-12-31 / 阅读(62) / 评论(0) 分类 《海底两万里》中英双语有声读物

大多数四条腿动物用后腿前进,前腿停步,而研究表明,大象用四条腿来加速和刹车。 Elephants. Theyre the SUVs of the animal kingdom. Theyre big and rugged, and can carry lots of cargo. And now a study in the Proceeding

发表于:2019-01-02 / 阅读(126) / 评论(0) 分类 60秒科学

'Human' Remains Found in Ethiopia Said to Be Up to Four Million Years Old 埃塞俄比亚发现四百万年前人类遗迹 The team of scientists from the Cleveland , Ohio Museum of Natural History re

发表于:2019-01-03 / 阅读(92) / 评论(0) 分类 VOA2005(上)--文化教育动态

The body of an animal may well be compared with(1) some machine like a locomotive engine. Indeed, the animal body is a machine. It is a machine composed of(2) many parts, each part doing some particular kind of work for which a particular kind of str

发表于:2019-01-07 / 阅读(112) / 评论(0) 分类 英语背诵文选第一册

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(97) / 评论(0) 分类 Scientific American(三)月

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:2019-01-08 / 阅读(60) / 评论(0) 分类 英美文化

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(69) / 评论(0) 分类 VOA标准英语2010年(七)月

By combining their isotope findings with other fossil residuespollen levels and so on, 把对同位素测量的结果和能够说明其他情况(如花粉浓度等)的别的化石残留物结合起来, scientists can, with considerable confiden

发表于:2019-01-17 / 阅读(84) / 评论(0) 分类 万物简史

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(72) / 评论(0) 分类 阅读空间

Science and Technology Palaeontology Do the locomotion 科技 古生物学 活动活动 The earliest animal tracks yet found have been unearthed in Canada 在加拿大出土了迄今为止发现的最早动物足迹 ONE of the greatest mysteries of t

发表于:2019-01-26 / 阅读(58) / 评论(0) 分类 经济学人科技系列

Animal And Machine The body of an animal may well be compared with(1) some machine like a locomotive engine. Indeed, the animal body is a machine. It is a machine composed of(2) many parts, each part doing some particular kind of work for which a par

发表于:2019-02-25 / 阅读(73) / 评论(0) 分类 双语有声阅读

Dr. Banner, your work is unparalleled, and I'm a huge fan of the way you lose control and turn into an enormous green rage monster. Banner博士,你的工作是无与伦比的,而且对于你失去控制变成一个巨大的绿色狂怒怪物的方

发表于:2019-03-02 / 阅读(137) / 评论(0) 分类 欧美人文风情

具体分析起来,新托福的基础理解题除插话题和修辞目的题外,主要仍是现行托福中使用的传统题型。 基础理解题定义:基础理解题重点考查读者对基础项目的理解,特别是托福 阅读读者根据

发表于:2019-03-02 / 阅读(94) / 评论(0) 分类 托福英语
学英语单词
accommodation bulkhead
actual induction
adaptor union
alternative amalgamation
aluminium wire cloth
arpeggiations
automatic carding lock
be all things to someone
beautyinaction
Berenice II
blended product
brok
broken color
button knife
candle holders
cannikin
Charpy impact test specimen
cinque
close-inbreeding
compression beginning temperature
computer automatic test system
cost of repairs
counter-movements
cut down production
Decameronic
dependence effect
Derfaz process
diaphorus satellus
DRT
ehsan
entrance ray angle
export commodity mix
extended Boolean information retrieval
fault section
felidu atoll
flare manoeuvre
flow equalization
give someone the wire
graphite spark technique
gunny bag
half tester
have a good grip on
heavened
high-resistivity alloy
Holualoa
human enhancement
hyperestrogenemia
indirect bandgap
isolated position
iterative attenuation constant
kotnik
Kuhēstan
lighting engineering
linguisitc education
maeasvi (thao)
metanormality
mineral wax
minor neuralgia
misinclines
mobile missiles
motor advance
nickel-titanium
nipt
non-dispersed system
nondocumented
nonprotons
objectivizers
on-line simulator
ongage
paccage
papillary foramen
Parazene
permanent-press resin
photographometer
plate race
Plica stapedialis
promos
reciprocity curve
regional input-output model
rhodioloside
ring translation
selenomethionine
septum of ventricles of heart
Seyfert's Sexter
Sindora
skinhead
speech situation
spherical harmonic
standard array
subinfuse-port
the Lord's Prayer
time of hospitalization
tosana niwae
transpartisan
trihoral
trucking firm
tstm.
turbojets
ungallant
venezuelas
wita
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