涡环叶栅

This is Whats Trending Today When it comes to weather, it is hard to sound more frightening than to call a storm a bomb cyclone. 谈到天气,很难听到什么比炸弹旋风更可怕的了。 But that is how weather experts are describing a huge

发表于:2018-12-08 / 阅读(493) / 评论(0) 分类 2018年VOA慢速英语(一)月

发表于:2018-12-13 / 阅读(238) / 评论(0) 分类 Wee Sing For Christmas

不怕伤鸟:无扇叶涡轮风力发电机 Wind turbines are efficient sources of cheap energy but also a source of concern as their huge spinning blades frequently kill birds and bats. A new type of wind generator developed in Spain offers a crea

发表于:2018-12-19 / 阅读(138) / 评论(0) 分类 VOA双语新闻 2015年6月

Ring A Ring Of Roses a ring of roses a pocket full of posies (hot-sha hat-sha all fall down)* ring a ring of roses a pocket full of posies (hot-sha hat-sha all fall down)* the king has sent his daughter to fetch a pail of water (hot-sha hat-sha all f

发表于:2019-01-03 / 阅读(259) / 评论(0) 分类 优美儿童英语歌曲

Extreme Cold Freezes Much of United States From VOA Learning English, this is In the News. A weather system known as a polar vortex brought dangerously cold weather to large parts of the United States this week. A polar vortex is a cold, thick low pr

发表于:2019-01-12 / 阅读(166) / 评论(0) 分类 2014年VOA慢速英语(一)月

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(247) / 评论(0) 分类 2015年VOA慢速英语(七)月

The United States is warning Honduras that there will be a cascade of negative consequences for the Central American state if the coup that ousted elected President Manuel Zelaya on Sunday is not reversed. The Obama administration is backing mediati

发表于:2019-01-14 / 阅读(192) / 评论(0) 分类 VOA标准英语2009年(七月)

Bladeless Wind-Power Generator is Friendly to Birds 新型风力发电机避免误伤鸟类 Wind turbines are efficient sources of cheap energy but also a source of concern as their huge spinning blades frequently kill birds and bats. A new type of w

发表于:2019-01-14 / 阅读(159) / 评论(0) 分类 VOA标准英语2015年(六月)

新型风力发电机不会伤及鸟类 In 2002, Spanish inventor David Yanez saw a short film about the Tacoma Narrows Bridge in the U.S., collapsing in strong wind. 2002年西班牙发明家大卫亚尼斯看了一部关于强风造成美国塔科马

发表于:2019-01-14 / 阅读(131) / 评论(0) 分类 VOA标准英语2015年(十二月)

What do a hummingbird, a moth, and a maple tree have in common? They all use a similar trick to fly. Okay, okay, a maple tree doesnt fly. But its seeds kind of do. Maples make those little whirlybird seeds you see spiraling down in droves each sprin

发表于:2019-01-30 / 阅读(303) / 评论(0) 分类 60秒科学

China's national observatory renewed its orange alert for cold wave- the second highest level - on Sunday evening. Sun jun, chief forecaster of the National Meteorological Center, says the strong cold front is linked with the activity of the polar vo

发表于:2019-02-02 / 阅读(155) / 评论(0) 分类 英语新闻

The mascot, Kangkang, debuted on Thursday. It's based on a colored ink prototype painted by well-known Chinese artist Han Meilin. The 80-year-old is the man behind the famous fuwa, the mascots for the Beijing Olympic Games in 2008. For the Spring Fes

发表于:2019-02-05 / 阅读(171) / 评论(0) 分类 英语新闻

Temperatures in Beijing dropped to below minus-10 degrees Celsius on Friday. Forecasters are warning the temperatures are going to hit a 30-year low through this weekend. Yu Bo is the chief forecaster with the Beijing Municipal Meteorological Center.

发表于:2019-02-14 / 阅读(222) / 评论(0) 分类 2016CRI中国国际广播电台

China's national observatory renewed its orange alert for cold wave- the second highest level - on Sunday evening. Sun jun, chief forecaster of the National Meteorological Center, says the strong cold front is linked with the activity of the polar vo

发表于:2019-02-14 / 阅读(172) / 评论(0) 分类 2016CRI中国国际广播电台

Arctic Heat Waves Linked to Snowpocalypse-Like Storms February was unusually hot in the arctic. Thawing out temperature: 35 degrees Fahrenheit.It made big news when it got to 35, I don't know if that's t-shirt weather yet, but 北极在二月时异常炎

发表于:2019-02-14 / 阅读(151) / 评论(0) 分类 2018年科学美国人3月

A polar vortex, also known as a circumpolar vortex, is a wind current that circulates above the North and South Poles. The currents sit like spinning hats above the Poles. 极地涡旋,又叫环极涡旋,是环绕在南极和北极上空的一股气

发表于:2019-02-16 / 阅读(176) / 评论(0) 分类 英语新闻

Now let's get some of the science behind the cold. What is driving these temperatures and how long is it expected to last. We bring in meteorologist Alex Wilson of US' Weather Channel. As even talking about this unusual cold, something you've been he

发表于:2019-02-18 / 阅读(214) / 评论(0) 分类 CCTV9英语新闻2014年01月

What Is the Polar Vortex? Record cold weather in the United States is forcing schools and businesses to close. The polar vortex, as it is called, has also canceled flights and suspended mail delivery. The temperature in Fargo, North Dakota, dropped t

发表于:2019-02-18 / 阅读(157) / 评论(0) 分类 2019年VOA慢速英语(二)月

STEVE INSKEEP, HOST: You know it's cold in Chicago when TV video shows the railroad tracks on fire. Steel rails contract in exceptional cold. So to warm them up, transit workers stretch rope soaked in kerosene along the tracks, and they burn it. The

发表于:2019-02-19 / 阅读(144) / 评论(0) 分类 2019年NPR美国国家公共电台1月

When a prospective employer makes unreasonable demands on you before things start to get serious, it's a strong signal to hit the road. 当一位未来雇主在工作还没正式之前就提出了无理要求,那么明显说明你需要跑路了。

发表于:2019-02-21 / 阅读(253) / 评论(0) 分类 实用英语
学英语单词
Achaemenid
actinium complex
air-pressure water system
al-sabahs
aphodus
as far as that goes
ATCT
Basoda
ca-rets
Cekcyn
centupled
chips away
collectivist anarchist
composite applications
connect duration
contents-pages
crude solvent naphtha
Cujmir
defectless
demo-graphically
deselects
digital still image
diisopropylphosphofluoridate
dilution effect
domestic energy requirement
double fault indicator relay
DSDB
embolomeres
erraticum
family belemnitidaes
Ferguses
fiber cable jacket
flooded gas well
frown upon
gas-phase mass transfer coefficient
gasoloid
gloeocystidiellum aculeatum
granular texture
harlequin beetle
HICN
high-density plywood
Hyacinthos
hydraulic percussion method
hydrocarbon conversion
idiopathic hemochromatoses
Ingenhausz's experiment
jump in with both feet
Lensrins
lies down
load support
loss of control at macroscopic level
machinery classification certificate
make good the deficit
moderna
modified acrylic fibre
multiechelon supply system
neo-conservatism
neptunium phosphate
ogawa
oil immersed water cooling
outs and ins
over-the-horizon detection system
Park Head
phenylmercapturic acid
plumbi carbonas
plunger spring cup
post-alloy diffusion technique (padt)
prise de fer
redulcerate
rememorations
request queue
rewind crank
Rochelle powder
rolling of sectional iron
salpinctess
saturnineness
scaups
sculpt
send channel
shaprio
sinus intercavernosus posterior
SMFH
sourcream
Spanish Armada
statement function
strongly connected components
suprarenotropism
tagraggery
tautliner
TBAB
third generation of nuclear power reactor
tonqiol
transmitted electron image
trebicka
tremours
triple dye-soap mixture
unt
uranium dioxide (uo2)
water-separating gas filter
wealy
wonder stone
yocs