un. 定时信号发生器

1) Entrepreneurs are spending millions to create for-profit universities of the Internet, and the smart money is betting that by the time your middle schoolers go off to college, they may not really g

发表于:2018-11-28 / 阅读(136) / 评论(0) 分类 疯狂英语2002年

Catchawaveandyouresittin Ontopoftheworld Dontbeafraidtotrythegreatest Sportaround (Catchawave,catchawavenow) Thosewhodontjusthaveto Putitdown Youpaddleoutturnaroundandraise Andbaby Thatsallthereistothe Coastlinecraze Catchawaveandyouresittin Ontopoft

发表于:2018-12-06 / 阅读(60) / 评论(0) 分类 美国 Kidsongs 英语儿童歌曲

One of the newest sources of alternative energy is also one of the oldest - water power. The 19th century water wheel, though, bears no resemblance to the 21st century contraptions powered by ocean waves. The wave energy sector has been slow to coale

发表于:2018-12-16 / 阅读(66) / 评论(0) 分类 VOA标准英语2010年(十一)月

今天我们要学的词是 heat wave. Heat wave 热浪。A recent study warns that the number of people dying during heat waves is likely to rise sharply in some regions by 2080 if policymakers fail to take action in climate and health policies. 最近

发表于:2018-12-30 / 阅读(58) / 评论(0) 分类 英语单词荟萃

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 long [ lCN ] I longed for a bicycle. v

发表于:2018-12-30 / 阅读(130) / 评论(0) 分类 每日攻克5词

CatchAWave Catchawaveandyouresittin Ontopoftheworld Dontbeafraidtotrythegreatest Sportaround (Catchawave,catchawavenow) Thosewhodontjusthaveto Putitdown Youpaddleoutturnaroundandraise Andbaby Thatsallthereistothe Coastlinecraze Catchawaveandyouresitt

发表于:2018-12-31 / 阅读(136) / 评论(0) 分类 美国 Kidsongs 英语儿童歌曲

China's weather observatory has issued a blue alert for a cold wave in the coming two days that will sweep central and east China. The National Meteorological Center forecasts sharp temperature drops of up to 10 degrees Celsius and heavy wind to Inne

发表于:2019-01-05 / 阅读(104) / 评论(0) 分类 cctv9英语新闻2015年

今天我们要学的词是heat wave。 Heat wave, 热浪,高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气

发表于:2019-01-07 / 阅读(108) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是heat wave。 Heat wave, 热浪,高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气

发表于:2019-01-07 / 阅读(107) / 评论(0) 分类 英语每日一词

Bladeless Wind Generator Safe for Birds Wind turbines are tall structures with large blades used to produce electricity. They are useful sources of low-cost, renewable energy. But they can also be deadly to birds and bats. The turbines large blades t

发表于:2019-01-12 / 阅读(110) / 评论(0) 分类 2015年VOA慢速英语(七)月

Mad World: 80s New Wave Rock Acts in Their Own Words Music fans have already seen songs of the 1960s get their due and the sounds of the 1970s have been endlessly analyzed as well. But what about the 1980s? The authors of a new book are celebrating t

发表于:2019-01-14 / 阅读(79) / 评论(0) 分类 VOA标准英语2014年(六月)

RACHEL MARTIN, HOST: I say renewable energy and you probably think wind or maybe the sun. You might be able to put the ocean's waves on that list, too. The Department of Energy is experimenting with this idea. The department is spending $40 million t

发表于:2019-01-16 / 阅读(68) / 评论(0) 分类 2017年NPR美国国家公共电台11月

RAY SUAREZ, HOST: After Harvey and Irma, the hurricane season wasn't over. Hurricane Maria made landfall on Puerto Rico as a massive Category 4 storm. Months later, the power supply is still spotty, and thousands of homes still rely on generators. Da

发表于:2019-01-16 / 阅读(99) / 评论(0) 分类 2017年NPR美国国家公共电台12月

MICHEL MARTIN, HOST: Let's talk midterm elections now. The enthusiasm of Democrats is a major force shaping this year's crop of candidates. Among the results of a newly energized Democratic Party, far more women are running and expected to run in thi

发表于:2019-01-16 / 阅读(129) / 评论(0) 分类 2018年NPR美国国家公共电台3月

How A Wave Is Unlike An Armadillo: One Reporter's Summer Puzzle AUDIE CORNISH, HOST: This summer, NPR's science desk has been obsessing over waves - ocean waves, sound waves, even the wave you sometimes see fans doing at sporting events. Science corr

发表于:2019-01-17 / 阅读(80) / 评论(0) 分类 2016年NPR美国国家公共电台8月

In 2016 the Laser Interferometer Gravitational-Wave Observatory, LIGO, made the first accepted detection of gravitational waves. So any time you move a mass it produces a gravitational waveso black holes, like the ones LIGO detected, these are stella

发表于:2019-01-20 / 阅读(83) / 评论(0) 分类 2017年Scientific American(三)月

今天我们要学的词是timing。 Timing, 时机。中文里说,赶得早不如赶得巧。英文里说, Timing is everything. 时机决定一切。The timing of his marriage proposal was perfect, 他求婚的时机恰到好处。 目前就业市场

发表于:2019-02-06 / 阅读(75) / 评论(0) 分类 英语每日一词

Google's DeepMind have revealed a new speech synthesis generator that will be used to help computer voices, like Siri and Cortana, sound more human. 谷歌旗下的人工智能公司DeepMind近日研制出了一种新型语音合成系统, 该技术可

发表于:2019-02-18 / 阅读(69) / 评论(0) 分类 英语新闻

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-21 / 阅读(90) / 评论(0) 分类 2016CRI中国国际广播电台

Sunrise... sunset One day I just can't forget. I follow you... you follow me We left footprints on the beach... You're so wrong... you're so right I can see us bathing in the moonlight Can you... can you... see... see it... see it too? (This is what

发表于:2019-03-04 / 阅读(183) / 评论(0) 分类 节奏布鲁斯
学英语单词
AED
Ainsliaea rubrinervis
alarm winding lever spring
all-embracing
autocrators
azimuth of attack
bare ground
be in a rut
Beetaloo
Bregenzerwald
Brennus
bruton's congenital hypogammaglobulinemia
centre bit of claw type
cinchings
claims paid
clear face board
client state
co-splendour
crankcase drain cock
day-for-night photography
direct impact modulator
double beat drop valve
erect part
esthiomenes
ethylene 1,2-disulfonic acid
exclusive agent
externships
fault-tolerant computing
femini(li)sm
flavorings
flooders
fluidized bed denitration
free tree enumeration
furfural-phenol resin
geobios
hansome
horizontal cylinder
incarnadines
infant phenomenon
infrared aimed laser
internet explorers
Kaneh, Rūd-e
Kenam, Tg.
kioea
Kodino
Longinean
lot out goods in parcels
match stock
Maubin
megavolt ampere
mengxianminite
metal compact
methylparoban
mineral associated
Mondonedo
MOPB
musical bow
Möng Wi
neorustmicin
network of meteorological station
network routing center
nondigit
nonseminoma
nonsurgically
North Rim
ordinary practice of seaman
orthoamphibole
Pacific air route
pedder street
pennyweight
pentalamide
pepita
perscopate
phleboplerosis
play reading
pochteca
program lines
proper disbursement
rips apart
risk concentration
roaster gas
sad sacks
sand-pits
SDTS
sergentomyia (sergentomyia) iyengari taiwanensis
severe infection
single action hydraulic stamping press
smooth as a baby's bottom
software removal tool
sporidesmium taiwanense
synthetic resin binder
testiculoma
transport law
turbulent medium
Turing machine
universal register
Vibrionseptique
wait for the cat to jump
wedge adjusting equipment
xylene dihalide
zaventems
zymogenic bacteria