Occurs on hot windy days in the spring when pollen count is 2 x normal, and wind above 7 mph
> Today's Pollen Vortex warning has allergy sufferers worried about sneezing their heads off

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(386) / 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(57) / 评论(0) 分类 VOA双语新闻 2015年6月

Our first story this December 14th baby, it's cold outside. Two-thirds of the United States, the eastern two-thirds, are seeing record-breaking winter temperatures. Some places have recorded their coldest December day ever. What means, this could be

发表于:2018-12-19 / 阅读(68) / 评论(0) 分类 CNN美国有线新闻2016年12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(90) / 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(130) / 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(79) / 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(65) / 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(185) / 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(85) / 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(89) / 评论(0) 分类 英语新闻

By Steve Herman Islamabad 18 March 2008 Every Spring, for the past several years, Pakistan's medical professionals have been establishing treatment camps for sufferers of pollen allergies. VOA Correspondent Steve Herman visited one of the camps, to f

发表于:2019-02-07 / 阅读(127) / 评论(0) 分类 VOA标准英语2008年(三月)

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(91) / 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(103) / 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(78) / 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(98) / 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(135) / 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(94) / 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(70) / 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(143) / 评论(0) 分类 实用英语

舞林争霸洛杉矶海选17岁正太配乐Pollen and Salt 《舞林争霸》在洛杉矶的海选高手辈出,其中17岁的Nathen人小艺高,完美的旋转和出色的表演征服 了观众也征服了评委。他舞蹈的配乐是Pollen and

发表于:2019-03-02 / 阅读(146) / 评论(0) 分类 影视英文歌曲
学英语单词
-graphic
a hot issue
a lucky miss
air defense area
Allerest
anti-cavitation valve
aristotelias
articulations of fingers
bacterio-phaeophytin
bearing-down pain
beeturia
bend ova
bive
Capps Glacier
carbomethoxy
carnesecca
caseous renal tuberculosis
catch oneself
comb-cut
crookedcercal
delivery book for goods
deseeded
diamond drill sample
diploschistes anactinus cinerata
drift mobility
DTOX
dynamic decoupling
edag
enameloblast
equivalent noise two-port
erosional forms
executive producer
feature of bridge
feminization of labor
ferrocerium
filariacide
fixed-investment
Flavobacteriaceae
front runner
ganter
Genahist
glottal trill
graphite annealing
Haerangiomycetes
jeine
jocson
Kānkroli
large-angle-of-misfit
latitudinal zone
lengs
linear dilatometry
look smart
microscopic test
Middlebury College
minimum water-holding capacity
minus lap
muggies
non-linear optical interaction
nongypsies
nonstarchy
notice of deposit
object pronouns
oboe
overflow piping system
Oxytropis muricata
Paulistine
perfect cadence
petite syrah
plane-parallel layer
punch land
quasisteady
resultant deflection
revolving stage
sediment bulb
selected master file
semiautomatic arc welding machine
sheller unit
Sir Joshua Reynolds
skatahs
spherulitic matrix
starch box
statement studies
strike migration test
Stulex
superdeterminant
syndrome of qi depression transforming into fire
system of land classification
tonkin cane (arundinaria amabilis mc. clure)
top growth
trematodes
trimming wheel
umbrinous
undisturbable
ungroup sheets
V.S.O.P.
variation from quality offered
vineyard plow
weak evidence
wine-sap
yoctosecond
yupsky