马蹄形涡流系

当很快地说this shield或horseshoe时,this或horse词尾的齿龈音[],受后面shield或shoe词头的硬颚音[]的影响,也变为[]了。因而就念成了[][]。 1. []之后跟[]或[ ]时,[]常被同化成[];[][]。如: this ship[ ][ ] 2. []之后跟[ ]或[]时,常被同化成[];如: Has she co

发表于:2018-11-28 / 阅读(200) / 评论(0) 分类 李阳美语发音秘诀

On National Geographic Channel's Taiwan to the World 2, we take a look at some of the exciting things that are going on right here on our island. First, step inside the secret world of the great kung fu1 masters of Taiwan. Then, find out how Taiwanes

发表于:2018-11-30 / 阅读(190) / 评论(0) 分类 常春藤生活英语

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(439) / 评论(0) 分类 2018年VOA慢速英语(一)月

AS IT IS 2015-11-29 Route 66 Serves Up Pizza, Fries, Burgers Mole and More 66号公路的感恩节--披萨、薯条、汉堡摩尔 Americans celebrated Thanksgiving this week. The holiday centers on a big meal shared with family and friends. The #Rou

发表于:2018-12-16 / 阅读(128) / 评论(0) 分类 2015年VOA慢速英语(十二)月

As the water is warm and tides grow high, horseshoe crabs leave the ocean floor and make their way to the shores and estuaries of the Atlantic Coast. Here in the sheltered waters of South Carolina, they suddenly emerge by the thousands in the spawnin

发表于:2018-12-26 / 阅读(116) / 评论(0) 分类 自然百科2009年

We are not the only species that's come to dependent on the horseshoe crab, they're critical to others too, like the Red Knot. It's now May in Brazil, the Red Knots have built up their fat reserves and they are now in their breeding plumage. They are

发表于:2018-12-26 / 阅读(107) / 评论(0) 分类 自然百科2009年

Oddly enough, it was the Red Knot decline that made us pay attention to another species in decline. In the past decade, it's been estimated that horseshoe crabs in the Delaware Bay have dropped by 75 percent. It all began in the 90s, when the growing

发表于:2018-12-26 / 阅读(112) / 评论(0) 分类 自然百科2009年

VI. Further Listening and Speaking Task1: Horseshoes as a Sign of Good Luck Script Horseshoes are a traditional sign of good luck. Most people believe this comes from the fact that the horseshoe is shaped like the crescent moon, a period of prosperit

发表于:2018-12-29 / 阅读(98) / 评论(0) 分类 新视野大学英语:视听说教程 4

048 The Beetle Who Went on His Travels Once upon a time, a King had a horse with golden horseshoes. That horse had slender legs, bright eyes and a mane covering above its neck like a veil. It was very beautiful. Horseshoe: a curved piece of iron that

发表于:2018-12-31 / 阅读(313) / 评论(0) 分类 100个儿童英语小故事

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Bats see with their ears, which are highly attuned to pick up minute variations in the reflection of the sound pulses they use to echolocate. Here are so

发表于:2019-01-08 / 阅读(177) / 评论(0) 分类 Scientific American(十二)月

LOS ANGELES, April 8 (Xinhua) -- NASA's Wide-field Infrared Survey Explorer (WISE) has discovered a rare asteroid that traces out a horseshoe shape relative to Earth, the Jet Propulsion Laboratory (JPL) said on Friday. Unlike most near-Earth asteroid

发表于:2019-01-11 / 阅读(148) / 评论(0) 分类 英语新闻

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(196) / 评论(0) 分类 2015年VOA慢速英语(七)月

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(130) / 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(140) / 评论(0) 分类 英语新闻

For over 2000 years, the good old iron horseshoe has remained the only reliable footwear for horses, but an Austrian company is ready to take the horse out of the Iron Age with the worlds first equine running shoes, the Megasus Horserunners. 两千多年

发表于:2019-02-08 / 阅读(193) / 评论(0) 分类 趣味英语

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(143) / 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(182) / 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(131) / 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(212) / 评论(0) 分类 实用英语

Topics: Famous Americans: Booker T. Washington; things Americans believe are lucky; horribly versus terribly versus awfully; full tuition reimbursement; carbon copy Words: freedmen peer activism accommodating desegregation historically black universi

发表于:2019-02-23 / 阅读(124) / 评论(0) 分类 美语听力 English Cafe
学英语单词
absorption type refrigerating unit
Adansonian taxonomy
address interleaving
advantage
akka
alms-houses
amniotic cell of human placenta
anti-influenza
at will employment
automath 1800
azimuth adjustment slide rule
back-straight
background pollution
Bartlow
battery hydrometer
belmullet
breaking wieght
Budd's cirrhosis
crop dusting
dahsiao-ch'i
dimis
drawing near
dry book
dynamic text display system
e-invoicing
eliminating wetness-evil with drugs of fragrant flavour
epicyclic arm
fania
fitial
Foxford
fracture en rave
Glyptopleura
goes there
h?lder inequality
handset-makers
Herxheimer's reaction
history of pharmacy
household saving
idol-god
If the pills were pleasant, they would not want gilding.
illuminometers
infratonsillar
jai alais
kepners
kuester
Lady Justice
learning assistance
libbing
ligamentotomy
median massif
molded line
motor aura
multicancer
neutralization pond
non-linear semi-group
number-theoretic functions
over-the-counter drug
parallel-capacitor circuit
partial conversion
penguinettes
peritransplant
petriellidosis
Phenbenieillin
pile jetting method
platform pitman
plunger height adjustment
polarisations
Pont-du-Navoy
pre-enclosure
prebath
present a report
Presidents of the United States
prime wafer
print works
pulpitum
pumping-up power station
Quinquaud's phenomenon
Ramibacterium dentium
round valve
scurenalien
season-ticket
secondary growth
semischolastic
service queue
shamateurism
smokeless rocket
solid-silver
sound insulated fire door
spearation chamber
split column format
sulfathiazole
Symantec NetBackup
telephone cords
teutonic deities
tool control
torely
transcurrent fault system
unacclimated activated sludge
upthrusted
vanish
wilders
working level