小晶体

Scientists have found living organisms trapped in crystals that could be 50,000 years old. The organisms were found in a hot, but beautiful cave system in Naica, Mexico. These ancient life forms can be seen only with a microscope. They are dormant, w

发表于:2018-12-07 / 阅读(133) / 评论(0) 分类 2017年VOA慢速英语(二)月

SCIENCE IN THE NEWS - Let It Snow! But in October??? BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. Im Bob Doughty. FAITH LAPIDUS: And Im Faith Lapidus. Today, we will tell you everything you ever wanted to know about snow. (MUSIC)

发表于:2018-12-09 / 阅读(349) / 评论(0) 分类 2011年VOA慢速英语(十二)月

Snow 雪 Snow comes from clouds, and it is made of snowflakes. 雪从云里来,它是由雪片形成的。 As snowflakes grow bigger and heavier in the cloud, they fall toward the ground. 当云中的雪片变得更大、更重时,它们就会落向

发表于:2018-12-13 / 阅读(55) / 评论(0) 分类 与美国小学生一起学英文第1册

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Steve Ember. VOICE TWO: And I'm Barbara Klein. Today, we tell you everything you ever wanted to know about snow. (MUSIC) VOICE ONE: Digging out from a blizzard Winter weather has retu

发表于:2018-12-15 / 阅读(47) / 评论(0) 分类 VOA慢速英语2007年(一)月

玛利亚莎拉波娃(Maria Sharapova),1987年4月19日出生于俄罗斯西伯利亚汉特曼西自治区尼尔根。俄罗斯职业网球运动员。 2004年,莎拉波娃在温网决赛中横扫塞雷娜威廉姆斯,夺得职业生涯的首

发表于:2018-12-29 / 阅读(51) / 评论(0) 分类 英语名人堂

New news is goo newswhen its inside our bones, anyway. Because a combination of imaging techniques and modeling has revealed that our bones are filled with a natural chemical goo thats key to the bones function as support structures. The finding is i

发表于:2019-01-02 / 阅读(62) / 评论(0) 分类 英伦广角

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

发表于:2019-01-08 / 阅读(130) / 评论(0) 分类 Scientific American(十)月

An international team of scientists has just sequenced a protein crystal located in the midgut of cockroaches. The reason? 最近,一个国际科学家团队确定了蟑螂中肠内的蛋白质晶体的结构序列。为什么要研究这个? Its

发表于:2019-01-08 / 阅读(130) / 评论(0) 分类 阅读空间

SCIENCE REPORT – January 16, 2002: Snow Facts By George Grow This is the VOA Special English SCIENCE REPORT. Winter weather has arrived in northern areas of the world. In much of the United States,

发表于:2019-01-08 / 阅读(88) / 评论(0) 分类 科技之光

SCIENCE IN THE NEWS - December 10, 2002: Snow By George Grow VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with SCIENCE IN THE NEWS, a VOA Special English program about recent dev

发表于:2019-01-08 / 阅读(115) / 评论(0) 分类 科技之光

FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Today, we will tell you everything you wanted to know about snow. (MUSIC) FAITH LAPIDUS: Winter has returned to northern parts of t

发表于:2019-01-11 / 阅读(52) / 评论(0) 分类 2011年VOA慢速英语(一)月

Let It Snow, Let it Snow, Let It Snow! From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. Im Bob Doughty. And Im Faith Lapidus. Today, we will tell you about a winter storm that brought heavy snowfall to the Middle East. And

发表于:2019-01-12 / 阅读(80) / 评论(0) 分类 2013年VOA慢速英语(五)月

An online guide to snow and other ice phenomena Art Chimes | Washington, DC 18 December 2009 Photo: SnowCrystals.com Time again for our Website of the Week, when we showcase interesting and innovative online destinations. For those of us in the north

发表于:2019-01-13 / 阅读(88) / 评论(0) 分类 VOA标准英语2009年(十二月)

SCIENCE IN THE NEWS - Winter Cold: Everything You Ever Wanted to Know About SnowBy George Grow Broadcast: Tuesday, January 10, 2006 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob D

发表于:2019-01-16 / 阅读(111) / 评论(0) 分类 2006年慢速英语(一)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember. Today, we tell you everything you ever wanted to know about snow. (MUSIC) VOICE ONE: Justin Snow of the Indianapolis Colts stands in

发表于:2019-01-31 / 阅读(273) / 评论(0) 分类 2010年慢速英语(一)月

Late last spring, a doctoral student worked late into the night. As she doodled, her chemistry thesis took on a life of its own, transforming into a comic book. 去年春末,一位博士生常常忙到深夜。经过她的妙笔,她的化学论文以

发表于:2019-02-05 / 阅读(87) / 评论(0) 分类 阅读空间

Lesson 28 A Block Of Salt 第28课 一块盐 Every day we eat some of the white powder which we call salt. Salt does our bodies good, and keeps them healthy. We eat it at dinner along with our meat. We eat it, too, with eggs, and watercress, and with

发表于:2019-02-13 / 阅读(78) / 评论(0) 分类 英国学生科学读本

Amazing photographs have emerged capturing one of the skys rarer sights a cloud formation known as a fallstreak hole. 这些精彩照片拍下了一种罕见的天象雨幡洞云。 Also known as a hole punch cloud the unusual occurrence, which appea

发表于:2019-02-18 / 阅读(62) / 评论(0) 分类 英语新闻

Chemistry on an experiment called the crystal. First the formation of chemical substances dissolved in water solution, solution Sheng Yu evaporating dish, the evaporating dish placed in steel tripod, the following alcohol lamp heating, control-relate

发表于:2019-02-21 / 阅读(78) / 评论(0) 分类 英语美文

SCIENCE IN THE NEWS - Let It Snow, Let it Snow, Let It Snow! From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. Im Bob Doughty. And Im Faith Lapidus. Today, we will tell you about a winter storm that brought heavy snowfall to

发表于:2019-03-16 / 阅读(1692) / 评论(0) 分类 2013年VOA慢速英语(一)月
学英语单词
adultcentrist
affiancers
anthemisol
arch bridges
articular kinesiology
assignment fee
atom-convertible
atomic displacement
Balastya
Berndt
bid rigging
brood body
cast in diaphragm
chemicking
chiding
cmgi
commentaries
compressible
cosmochemists
crvecoeur
crystalfibrin
daily water
dhap
disabled user account
disparageth
dry cell battery (dry battery)
dual pressure cycle
escadrillo
estate
Eurya gungshanensis
ex-king
fibre cross section
fluffy soda
foreign aid program
free reed
friability of coal
fuel quantity gauge
genus Camassia
george ball
granderson
Grossolbersdorf
grounded-grid
H steel
hereditary dermatosis
hollow rubber cylinder or rectangular fender
hydroxyprostenoate
hyperphosphataemia
indicator chart
keelline capacity
loss on sale of treasury stock
low-voltage bus-bar
marriagelike
mass starvation
Maurois
medevacking
muahahaha
Nanashigure-yama
Neodiplostomum
Nobel-winner
nonideality
nonrecuperative
normal hydrogen electode
normal-stage punch
oxysulfide sulfoxide
packet retransmission interval
paprika sauce
passing tonnage
periimplant
perquire
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pfenninger
pistons
polarization mode
propylthiouracil tablet
put a trick on someone
refrigerating circuit
regulative action
remley
robbyng
Satengar, Pulau
Scythism
sekhets
semiperiphery
sory
special assignment airlift mission
spongy casien
St-Privat
stick in sb's throat
tadanobu
take-away belt
template-switch
touch football
town planning council
tramp on the gas
transmit operation
unbalanced polyphase
Vee corrugated absorber
volitionality
white fingers
whitter
wooden buckt
Works Progress Administration