un. 纵摇加速度自记仪

In this Business English Podcast, were going to look at delivering an elevator pitch. A sales pitch is a presentation designed to introduce a product or service in order to convince people to buy it. An elevator pitch is a very short presentation des

发表于:2018-12-05 / 阅读(298) / 评论(0) 分类 商务英语演讲课

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Used to be if spies wanted to eavesdrop, they planted a bug. These days, it's much easier. Because we all carry potential bugs in our pocketssmartphones. One t

发表于:2018-12-24 / 阅读(169) / 评论(0) 分类 Scientific American(十)月

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(169) / 评论(0) 分类 Scientific American(九)月

Idiom: Make a pitch ( make a proposal ) Hit the book: Veterinarian Drowning Scary Yell Labrador Retriever Kangaroo Sanctuary

发表于:2018-12-27 / 阅读(181) / 评论(0) 分类 趣味青春英语

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(173) / 评论(0) 分类 60秒科学

Can you name those notes? Probably notperhaps one in 10,000 speakers of European languages has perfect pitch, the ability to recognize a note without having heard any reference note first. But theres a much better chance you could successfully name

发表于:2019-01-02 / 阅读(172) / 评论(0) 分类 60秒科学

EXPLORATIONS - How Two Programs Altered Music and Photography BARBARA KLEIN: Im Barbara Klein. STEVE EMBER: And Im Steve Ember with EXPLORATIONS, in VOA Special English. Today we talk about two hugely influential computer software tools. Auto-Tune is

发表于:2019-01-12 / 阅读(149) / 评论(0) 分类 2011年VOA慢速英语(六)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(147) / 评论(0) 分类 VOA标准英语2015年(九月)

【俚语】 pitch in 一起帮忙,作出贡献 最常见得意思是一起帮忙,做出贡献(to join in and help someone with something). 注意:pitch in还有其他的意思: 1.分担共同担负的费用;捐献(某物);(以某物)支援:

发表于:2019-01-17 / 阅读(148) / 评论(0) 分类 英语俚语天天说

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(147) / 评论(0) 分类 世界各地新闻集锦

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(164) / 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(164) / 评论(0) 分类 60秒科学

We might think perfect pitch is an innate talent. Well, a study in the American Journal of Human Genetics is providing some evidence for that. Perfect pitch, aka absolute pitch, is the rare ability to name or recreate musical notes like A or middle

发表于:2019-01-30 / 阅读(196) / 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(177) / 评论(0) 分类 英文语法词汇

今天我们要学的词是pitch。Pitch可以是推销的意思,既可以作名词也可以作动词。At the World Economic Forum in Davos, Russia's Prime Minister Dmitry Medvedev made a strong pitch for foreign investment in Russia. 在达沃斯世

发表于:2019-02-06 / 阅读(135) / 评论(0) 分类 英语单词荟萃

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(176) / 评论(0) 分类 英语新闻

今天介绍的俚语是pitch in,pitch in是什么意思呢?最常见得意思是一起帮忙,做出贡献(to join in and help someone with something). 例句: If you could pitch in a little we'd be finished quicker. 如果你能帮忙一下,

发表于:2019-02-09 / 阅读(170) / 评论(0) 分类 美国俚语

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(210) / 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(227) / 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(215) / 评论(0) 分类 英文语法词汇
学英语单词
AAGS
Actinomyces ruber
adult T cell leukemia
aldopyranoside
allowance for uncollectible accounts
Amersfoort
ammonium lineolate
angel-like
antihemophilic globulins
arrid
be fire
beat hollow
bryest
bundesversammlung
burn one's bridges to
burn-bagged
Caranx bartholomaei
carcinoma corium
catinats
Cerambycidae
checkout facility
chemoselectively
Chāhār Rūstā'ī
co-payments
coelomes
concave rolling disk colter
coronatos
crossover study
crosstalk ratio
data security analysis
downhole equipment
educational politics
egans
emotionalizes
europarks
fissidens cristata mutt
fity
folk custom
Frisch
germanium probe
granting agency
Greenaway
grin-rod lens switch
guiding
interior basin
internal epicondyle of femur
invader species
isocitr(at)ase
J.N.
Kalem Burun
Kondoko
learning effects
leave someone the bag to hold
liu wu
ludington
Mehadica
Mineur
minimum limit size
moscovian epoch
moulders
naggings
nationality areas
oedemic
oppositor
optimum thresholding
packway
pentosyltransferases
peripheral lobe
pipe string
Pipridae
Poly(galacturonate)hydrolase
prebacillar eye
prittle-prattle
protonation
randomish
reactor building (railway )track
renishaws
right angled deep retractor
schr?dinger dynamical variables
Schytt Glacier
scudi
sensitive information network
sievesful
smart space
smokescope
Sommerfeld law for doubles
spathal
super-tight
supery
surge resonance
symmetrical top
Tachyhydrit
the Grail
transfer-template guide
triphenyl antimony
tubalar nephritis
violation of legal procedures
Vouzela
web-foot
x-on/x-off
Yang-Mills field
zimidoben