土石料压实

VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Steve Ember. VOICE TWO: A massive earthquake in China's Sichuan province earlier this year was the country's worst in more than 30 years. And I'm Barbara Klein. Scientists who study

发表于:2018-12-07 / 阅读(129) / 评论(0) 分类 VOA慢速英语2008(十)月

Seeing is believing. But seeing a huge rock half the size of Earth smash into Jupiter in July 1996 was incredible. Can you imagine what would happen if Earth collided with a huge space rock? It would

发表于:2018-12-08 / 阅读(605) / 评论(0) 分类 赖世雄中级美国英语

MR CAVORS FLYING MACHINE When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon. As it had neither wings nor an engine, I was amazed and asked him how his machine could fly. The secret lay in

发表于:2018-12-29 / 阅读(220) / 评论(0) 分类 人教高中英语高二

Lesson 41 Decision 决定 Words: commerce n. 商业 commercial adj. 商业的,贸易的 commercialize vt. 使商业化,使商品化 commission vt. 委任,任命;委托,委托制作 commit vt. 犯(错误),干(坏事) commitment n. 信奉,支持;许诺,委托事项 committed adj.

发表于:2018-12-30 / 阅读(114) / 评论(0) 分类 胡敏托福词汇记单词

He wears gloves and cleans his tools with alcohol to avoid contaminating the ancient salt samples with modern microorganisms.

发表于:2019-01-02 / 阅读(245) / 评论(0) 分类 寻访外星人

Mr Cavors Flying Machine When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon.As it had neither wings nor an engine,I was amazed and asked him how his machine could fly.The secret lay

发表于:2019-01-09 / 阅读(334) / 评论(0) 分类 高中英语听力人教版第二册

By Paul Thompson Broadcast: September 10, 2003 (THEME) VOICE ONE: This is Phoebe Zimmermann. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Seven astronauts and

发表于:2019-01-11 / 阅读(231) / 评论(0) 分类 VOA2003(下)-美国人文故事

FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Faith Lapidus. STEVE EMBER: And I'm Steve Ember. Scientists who study the Earth tell us that the continents and ocean floors are always moving. Sometimes, this movement is violen

发表于:2019-01-11 / 阅读(194) / 评论(0) 分类 2011年VOA慢速英语(一)月

Earth's Surfaces Are Always Moving 地球表面一直在运动 From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Scientists who study the Earth tell us the continents and ocean floors are always moving

发表于:2019-01-12 / 阅读(125) / 评论(0) 分类 2014年VOA慢速英语(四)月

Unusual Mars Rock Surprises Rover Scientists Curiosity's engineers on Earth put the drilling and sampling tools on the rover's robotic arm to full use this week as they assessed the makeup of the pyramid-shaped rock. The sample is named Jake Matijevi

发表于:2019-01-14 / 阅读(153) / 评论(0) 分类 VOA标准英语2012年(十月)

37 研究表明2500万年前流星曾碰撞过地球 DATE=4-18-01 TITLE=SCIENCE REPORT - Meteor Collision With Earth BYLINE=Jill Moss (Start at 59

发表于:2019-01-16 / 阅读(186) / 评论(0) 分类 科技之光

题目要求: The following chart shows the different attitudes of men and women towards down-to-earth marriage. Look at the chart carefully and write your response in about 200 words, in which you should interpret the chart, state the reasons and

发表于:2019-01-17 / 阅读(143) / 评论(0) 分类 英语作文

Well,the early reports are that it is an ordinary chondrite and that means it willbe similar to this one. So this is really exciting for us as scientists becausewe want to know how the planets formed, what was around before the planets, whatthe envir

发表于:2019-01-23 / 阅读(128) / 评论(0) 分类 探索与发现2014年

By David McAlary Washington 10 January 2006 Courtesy of NASA Artist's conception of Stardust spacecraft collecting dust from comet Wild-2 A U.S. spacecraft is returning to Earth with a precious cargo

发表于:2019-01-26 / 阅读(170) / 评论(0) 分类 2006年VOA标准英语(一月)

At McGill University in Montreal the young New Zealandborn Ernest Rutherford became interested in the new radioactive materials. With a colleague named Frederick Soddy he discovered that immense reserves of energy were bound up in these small amounts

发表于:2019-01-29 / 阅读(133) / 评论(0) 分类 万物简史

SCIENCE IN THE NEWS - Plate Tectonics: Nature's Way of StretchingBy Nancy Steinbach Broadcast: Tuesday, April 18, 2006 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Barba

发表于:2019-01-30 / 阅读(243) / 评论(0) 分类 2006年慢速英语(四)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Steve Ember. Scientists who study the Earth tell us that the continents and ocean floors are always moving. Sometimes, this movement is violent and mig

发表于:2019-01-31 / 阅读(158) / 评论(0) 分类 2010年慢速英语(一)月

I can see the clouds roll in And I can feel the wind as they try to shake me I will not be moved My feet are on the Rock I can feel the waters rise And I can hear the howling lies that haunt me Fear won't hold me now My feet are on the Rock When I fe

发表于:2019-02-01 / 阅读(170) / 评论(0) 分类 音乐咖啡厅

BEIJING, Nov. 7 (Xinhuanet) -- A huge asteroid will pass closer to Earth than the moon on Tuesday, but experts say there is no cause for alarm. Asteroid 2005 YU 55 will pass about 300-thousand kilometers from the earth. The giant space rock is about

发表于:2019-02-08 / 阅读(152) / 评论(0) 分类 英语新闻

BEIJING, June 28 (Xinhuanet) -- A truck-sized asteroid passed over the Atlantic Ocean within 7,500 miles of the Earth on Monday, according to NASA's Jet Propulsion Laboratory. The space rock, called asteroid 2011 MD, is the second space rock to zip e

发表于:2019-02-15 / 阅读(154) / 评论(0) 分类 英语新闻
学英语单词
action wheel
Adowakrom
advt
Alec Issigonis
allyl cysteine
Argente
automatic cattle feeder
Avellis syndrome
backward feed
baritonal
be in hot water
bit the tongue
boat bugs
book carrier
Branch Hill
cardiokymograph(y)
cazalets
co-prosperity sphere
counter mobilization
counter-current electromigration
crapelike
crispy rice
cross gasket
cut-off tool holder
Dapp
delta bar
digitule
done away with
echolike
electric calculating machine
euler-bernoullis
external parasites
fahring
fatigue life gage
Fuerstner's disease
fusun
genus illecebrums
good technical condition of vehicle
haploscopic vision
hematolytic
hematoxylin-eosin-azure II stain
Irvingtonian
kinetic shift
knock force an open door
Koyagi
lactaroviolin
LED - light emitting diode
Lithoporella
longitudinal manoeuvrability
mainprises
manantial
mckeeman
mediocracies
mixed oral glands
mortie
naught
nondiplomat
nonlung
NSVT
NUSIEVE
Orgaran
orphans' deduction
osmunda claytoniana
overheating fault
pacho
palatine gland (or palatal gland)
pendergast
pomerantzs
position of platform
pottery pot
prammophytes
proof weight
pulsed spray arc
Quoin I.
real-time data acquisition
reconverged
residual deposit
schema data item
scherff
silty loam
solid-state meter
stage gain
stress equation of motion
Stringing Block
Suardi
switch surface
Tobies
tolbiac
traditional Chinese character
transversovertical indices
trittin
uk -stricken
unit load
unrighteousnesses
us attorney generals
vibrating-type converter
viscous fluid clutch
vitreole
well-recogniseds
wheelbacks
You must be joking
zonular cataract