海面气泡层

It's a common enough sound in summer, after the wind finally picks up on a hot and humid afternoon, as the rain starts spattering down in big, fat drops--you're in for a full-blown thunderstorm. It's much less common in winter, even during a snow sto

发表于:2018-12-03 / 阅读(150) / 评论(0) 分类 英语时差8,16

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2018-12-04 / 阅读(215) / 评论(0) 分类 听一分钟英文-O

Jack plunched down into thesea, the water was freezing cold, hepumped back up to the surface, choaking and coughing, the lifevest kept Jack closed, but the waves kept hammering at him. Help! Jack shouted. Thought to the twenty foot tiger shark, andmy

发表于:2018-12-10 / 阅读(226) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

发表于:2018-12-13 / 阅读(205) / 评论(0) 分类 Wee Sing Around the World

as it is 事实上,实际上 be running out of 用尽,用完 beneath 在之下 capsule 容器 cause ...to 导致 (使处于的结果 ) collapse 坍塌 drill 钻孔 explosive 炸药 keep in touch with 与保持联系 layer 层 lose heart 失望,

发表于:2018-12-17 / 阅读(143) / 评论(0) 分类 新概念英语第二册单词MP3

Healing Elbows And Eyeballs A scratch to the surface of your eye heals quite rapidly, often in a matter of minutes. But a surface scratch on your elbow takes days rather than minutes to heal. The reason for these different rates of healing is directl

发表于:2018-12-27 / 阅读(142) / 评论(0) 分类 英语时差8,16

There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th

发表于:2018-12-29 / 阅读(270) / 评论(0) 分类 英语课程学习计划和讲义

Even as adults we still enjoy blowing bubbles, dont we? If youve ever wondered why blowing on a thin film of soapy water creates bubbles, this is your lucky day. All liquids have a property called surface tension. Take water, for example. Water molec

发表于:2018-12-31 / 阅读(153) / 评论(0) 分类 英语听力文摘 English Digest

Bubbles. Big ones entertain children and tiny ones tickle champagne aficionados. Even witches appreciate what they bring to a boiling cauldron. If you, too, are a bubble lover, then youll enjoy the latest bubble study published in the journal Nature.

发表于:2019-01-02 / 阅读(197) / 评论(0) 分类 60秒科学

ECONOMICS REPORT - Greenspan Says 'Bubble' in Home Prices for U.S. Appears Unlikely By Mario Ritter Broadcast: Friday, June 17, 2005 I'm Gwen Outen with the VOA Special English Economics Report. Ameri

发表于:2019-01-04 / 阅读(184) / 评论(0) 分类 健康与经济

This is Scientific American's 60-Second Science, I am Karen Hopkin. This will just take a minute. Bubbles. Big ones entertain children and tiny ones tickle champagne aficionados. Even witches appreciate what they bring to a boiling cauldron. If you,

发表于:2019-01-08 / 阅读(197) / 评论(0) 分类 Scientific American(六)月

Mantle 地幔 We are living on the surface of the Earth. 我们生活在地球表面。 So, what is inside the Earth? 那么,地球内部是什么? There is a mantle under the surface of the Earth. 地球表面以下是地幔。 The mantle takes

发表于:2019-01-10 / 阅读(261) / 评论(0) 分类 与美国小学生一起学英文第7册

RACHEL MARTIN, HOST: NPR's Invisibilia has returned with a new season. And this week, they're investigating the way we look at reality - whether we can ever really see it and how we often have very different views of the same reality, which naturally

发表于:2019-01-17 / 阅读(236) / 评论(0) 分类 2017年NPR美国国家公共电台6月

SCOTT SIMON, HOST: As 12-year-old old David Vetter was about to die at Texas Children's Hospital in 1984, he gave a last wink to his doctor, William T. Shearer. His wife told us Dr. Shearer carried that wink through the rest of his life. Dr. Shearer,

发表于:2019-01-17 / 阅读(197) / 评论(0) 分类 2018年NPR美国国家公共电台10月

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2019-01-21 / 阅读(221) / 评论(0) 分类 纯正英语一分钟

By Paul Sisco Washington, DC 01 February 2008 Scientists know that the waters north of Greenland, around the Arctic Circle, significantly influence global weather patterns. But until recently, they only have been able to measure the region's deep oce

发表于:2019-01-31 / 阅读(214) / 评论(0) 分类 VOA常速英语2008年(二月)

DAVOS, Switzerland, Jan. 24 (Xinhua) -- German Chancellor Angela Merkel on Thursday warned of bubble driven by improper regulations on financial institutions. Addressing business and political leaders at the World Economic Forum here, Merkel called o

发表于:2019-02-11 / 阅读(212) / 评论(0) 分类 英语新闻

很多参加gre的考生在做gre写作的时候都没有写提纲的习惯,这是非常不好的。提纲在gre写作当中起到了至关重要的作用。从今天起,我们将对gre issue进行分析,弄清写作思路,这样才能让gre

发表于:2019-02-19 / 阅读(187) / 评论(0) 分类 GRE作文

Why lips go dry? 为什么嘴唇会干呢? Lets start by reviewing the ways in which the surface of our lips is different from the surface of the skin on the rest of our bodies. Basically, our lips are made of the same mucus membrane that coats t

发表于:2019-02-24 / 阅读(191) / 评论(0) 分类 英语听力文摘 English Digest

It's a common enough sound in summer, after the wind finally picks up on a hot and humid afternoon, as the rain starts spattering down in big, fat drops--you're in for a full-blown thunderstorm. It's much less common in winter, even during a snow sto

发表于:2019-02-24 / 阅读(203) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
'mong
.udf
a lead
a'la
accounting income
AHVC
air report
alloiometric
ambig class
asks me out
attitude passionnelle
Avahi laniger
bale space
body forming
brandwein
cafe noirs
cement water-ratio
chief stevedore
Clancy process (for gold extraction)
classification of evidence
concordly
container ships
conveying tube
coronaria ventriculi
crawling traction
creatininases
current phase
cut splice
decubitus ulcer
drunk as a bilod owl
dynamic hardware reconfiguration
elimination of tautologies
eomesodermin
Everitt
expansion chuck
fajr
flood irrigation
forum contractus
frame section surface
freelon
frogfarm
Gaigeria
glossoplegia
glued-laminated timber rigid frame
gun spraying
heterogenesis
hoker
Jaggarnat
kalium hydroxyquinolinum sulfuricum
keep the peace
laser ablation
lgth
line outage
liquid helium cooling
lo weite
logging recorder
loss of penis
m. genioglossus
mabolos
machine loads
mechanics of stick-slip
mercury-containing sludge
micromuses
mid-side node
moist timber
nail removal
orthomutation
oscillant
passing up
pick up piston
planesman
power control circuit
power sander
pressure transmitting medium
Prunus spinosa L.
Putabenge
Pyrrhonically
ramped floor
rechosen
retentio basin
right to claim damages
rowdydow
Samia walkeri
schoolboy error
Seti I
shipment schedule
silicide ceramics
Silicoflagellata
single function instrument
small-to-midsize business
special repair truck
St. Mark
static breakpoint
switching knob
Thiele's syndrome
tie-dyer
tishman
toranzo
tromboon
tytonidaes
UNIDCP
working torsion angle