母涡旋

By Jill Moss Broadcast: October 27, 2003 This is Doug Johnson with the VOA Special English Development Report. A study finds that one out of sixteen women in Africa will die during 1)pregnancy or 2)ch

发表于:2018-12-01 / 阅读(170) / 评论(0) 分类 VOA2003(下)-发展与科学

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(381) / 评论(0) 分类 2018年VOA慢速英语(一)月

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(54) / 评论(0) 分类 VOA双语新闻 2015年6月

As a new father, I quickly learned the true meaning of maternal instinct. Late one night, I was summoned to the hospital to attend to one of my patients. I quietly got up in the dark but tripped over

发表于:2019-01-03 / 阅读(195) / 评论(0) 分类 英汉幽默故事选读

By Tendai Maphosa London 18 October 2007 A three-day conference on ways to reduce preventable deaths of newborns and women during pregnancy has opened in London. Tendai Maphosa has more for VOA from London. The Women Deliver Conference has attracted

发表于:2019-01-11 / 阅读(89) / 评论(0) 分类 2007年VOA常速英语(十月)

By Tendai Maphosa London 20 October 2007 The three-day Women Deliver conference, which focused on maternal and infant mortality, ended Saturday in London. As Tendai Maphosa reports, the organizers and delegates hope it will give new momentum to effor

发表于:2019-01-11 / 阅读(75) / 评论(0) 分类 2007年VOA常速英语(十月)

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(88) / 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(128) / 评论(0) 分类 2015年VOA慢速英语(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(77) / 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(61) / 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(181) / 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(79) / 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(82) / 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(82) / 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(98) / 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(76) / 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(92) / 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(131) / 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(92) / 评论(0) 分类 2019年VOA慢速英语(二)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(141) / 评论(0) 分类 实用英语
学英语单词
acrylic resin coating finish
adrenal
average luminous intensity
berberine sulfate
Birstall
bolt line
breaker drawing frame
brickety
burkey
bursautee
business circles
Capiata
ceding back
climax dominant
Cmetaphase
colocynthis
cramming
drip coffees
environmental stress cracking
Euphorbia tongchuanensis
fire arm
fixed span
flauto
Fluskin
fontinalis durieui schimp
foodyolk
gavaghan
glenoidal
Green's identities
head words
Hemlock Society
holland cover
homophones
ichnomorphologic
in for trouble
interdigital cleft
investable
inward and outward
isopoly acid
labate
law-stationer
luciola terminalis
Lysimachia taiwaniana
manufactured product
mechanical cooling
menchetti
message distribution system
microwaves and other electromagnetic wave
monitoring control
mutedly
nacre (mother-of-pearl)
newtol
nonignitibility
nonlinear effect of brillouin scattering
nonpassivity
nucleus temperature
one-twelfth
outcourt
outer diameter
over banking
penalized likelihood function
perceptual prediction
persistent insecticide
petrol pressure gauge
pneumatic waste
polar nets
postoffer
prescription for production
programmable memory
Ranunculus albertii
rebound test of concrete
redevelopment authorities
remote multiplexer
Rhododendron meridionale
rhotacise
Rivalta's disease
satoris
Saxifraga montanella
seropus
single gene heterosis
solicitor-general
static team
story arc
strain field
strict neutrality
swickert
synchronize
t riallelic
TDLO
teasdales
tellurium(ii) bromide
Tenkan-Sen
Teo-chew
tomich
tranish film
tri-lateral
uran-utans
vasodilator substance
veneer rock
waterflood permeability
weather reports
weibullite