【地质学】陨石坑

But the friction and heat wears away at the space rock, the hot air actually melts the metal surface, and often the collision with the atmosphere can have a shattering effect, splitting the meteorites along fissures. This is an actual meteorite, and

发表于:2018-12-03 / 阅读(73) / 评论(0) 分类 探索与发现2014年

Dima: Hello, I'm Dima, and today our guest is Richard Firestone, an American scientist in Lawrence Berkeley National Laboratory who has recently been involved in a fascinating research into an unusual 'meteor', that's a piece of rock or other matter

发表于:2018-12-03 / 阅读(86) / 评论(0) 分类 英语听和读

柯灵思英语-英语听力高手36

发表于:2018-12-07 / 阅读(67) / 评论(0) 分类 柯灵思英语

VOICE ONE: I'm Barbara Klein. VOICE TWO: And I'm Bob Doughty with EXPLORATIONS in VOA Special English. This week, we tell about a project to identify images of one million galaxies that have been captured by the Sloan Digital Sky Survey. We also tell

发表于:2018-12-07 / 阅读(91) / 评论(0) 分类 VOA慢速英语2007年(八)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(512) / 评论(0) 分类 赖世雄中级美国英语

1. President George W Bush is warning against overcorrection--that is countries deal with the world economic crisis. Bush is in Lima to attend his 8th and final meeting of the 21-nation APEC forum. 2. Rocker Travis Barker is suing over a September p

发表于:2018-12-15 / 阅读(93) / 评论(0) 分类 美联社新闻一分钟2008年(十一)月

As we kick off a new week of CNN studentnews, we're going to start with what in the world caused this. Well, forstarters, it wasn't from this world, it was a meteor and left that trail in thesky and casued a lot of problems on the ground. In Russia,

发表于:2018-12-19 / 阅读(79) / 评论(0) 分类 CNN2013年(二)月

Lesson 54 The Meteor 流星 Words: cozy adj. 舒适的 crab n. 蟹 crack n. 裂缝,裂纹,缺点;v.破裂,裂纹 craft n. 手艺;容器;v.巧手制作 crafty adj. 灵活的,巧妙的,机灵的 cram vt. 填塞;匆忙准备(考试) cramped adj. 狭窄的 crash n. 撞碎;n.碰撞,堕落 c

发表于:2018-12-30 / 阅读(65) / 评论(0) 分类 胡敏托福词汇记单词

This is Scientific American's 60-Second Science,I am Steve Mirsky.Got a minute? Its accepted that a large meteor impact 65 million years ago was responsible for the mass extinction of the dinosaurs. Which opened up niches for birds and mammals. But l

发表于:2019-01-08 / 阅读(91) / 评论(0) 分类 Scientific American(五)月

AS IT IS 2015-09-09 Meteor Explodes in Skies Over Thailand 泰国曼谷天降火球并爆炸 A meteor exploded over the sky in Thailand in a bright streak of gold. Meteors are also known as falling stars. This meteor crashed through the Earth's atmos

发表于:2019-01-12 / 阅读(61) / 评论(0) 分类 2015年VOA慢速英语(九)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(133) / 评论(0) 分类 科技之光

科比体系:第二阶段适者制胜 Adaptation is not about reaction. The dinosaurs reacted. The Meteor adapted. The Meteor won. Is that clear, Serena? 适者制胜不是被动改变,恐龙被动改变,流星主动适应。所以流星赢了。

发表于:2019-01-17 / 阅读(92) / 评论(0) 分类 英语万花筒

77 流星雨成因探索 Date=8-2-01 Ttle=science report - the Perseid meteor shower Bline=Mario Ritter (Start at 59

发表于:2019-01-30 / 阅读(94) / 评论(0) 分类 科技之光

BBC Learning English People and places Richard Firestone Dima:Hello, I'm Dima, and today our guest is Richard Firestone, an American scientist in Lawrence Berkeley National Laboratory who has recently been involved in a fascinating research into an

发表于:2019-02-04 / 阅读(336) / 评论(0) 分类 人与地方

Ever wanted to be an astronaut? Imagine it was you, who was heading to the hot zone of the two inner planets, where would you go? What would you see? And how would you survive? The latest robotic machines have revealed more about these worlds than ev

发表于:2019-02-05 / 阅读(134) / 评论(0) 分类 自然百科2012年

1 ASTRONOMY 天文 astronomy 天文学 astronomical 天文的 astronomical observatory 天文台 astronomer 天文学家 astrophysics 天文物理学 astrology 占星学 pseudoscience 伪科学 cosmos(universe) 宇宙 cosmology 宇宙学 infinite 无限

发表于:2019-02-13 / 阅读(66) / 评论(0) 分类 实用英语

如果问一个美国年轻人是支持希拉里呢?还是支持特朗普?很可能每四个人里就会有一个人会告诉你,Ta宁可让一颗巨大的流星毁灭地球,也不愿意这二位中的任何一位当选。 Young Americans are

发表于:2019-02-16 / 阅读(68) / 评论(0) 分类 阅读空间

As always, however, nothing was quite as straightforward as such a breezy description makes it sound. Meteorites are not abundant and meteoritic samples not especially easy to get hold of. Moreover, Brown's measurement technique proved finicky in the

发表于:2019-02-17 / 阅读(60) / 评论(0) 分类 万物简史

The story begins in the early 1950s when a bright young geologist named Eugene Shoemaker paid a visit to Meteor Crater in Arizona. 故事始于20世纪50年代之初。当时,有一位名叫尤金苏梅克的年轻有为的地质学家对亚利桑那

发表于:2019-02-25 / 阅读(69) / 评论(0) 分类 万物简史

From 20th Century Fox and Blue Sky Studios. Hey, look! Shooting stars! Quick! Make a wish! My wish came true! I'm okay! Mine, too. The defining chapter... Meteor shower! Meteor? Shower? in the greatest chillogy... The mother of ______1_________. But

发表于:2019-02-27 / 阅读(134) / 评论(0) 分类 英文电影预告片填空
学英语单词
aetosaurs
air-feeder
air-swallowing
amphivasal vascular bundle
areal map
artificial graphite
availability of soil water
benign trend
best available techniques
bildings
blowing unit
blue litmus
body fascism
Bonshtedtite
Chemiluminscence
city academies
consulting rooms
contexts of use
cross cut test
cross end
crushing by snow
cumulative preference share
Datisca
dihydropteridine
directional cooling
distant from
DNA catenation
economic overheating
eight-day clock
fertilizer-responsive
for Pete's sake
germanium(ii) bromide
gerschenkron
Gingoog
guide bearing collar
gyro level
hypercapnea
hypertrophies
infralevoversion
ingression coast
intelligent floppy
intracavitary appliance
James Fenimore Cooper
keeney
kleemann
Laennec, Rene Theophile Hyacinthe
linear vibratory system
Lohāwat
majority-carrier device
medium scale
mediumpressure
meet the difference
metallurgical blower
midgracile sulci
mixlings
mock privets
muscle contracture
mustard-gas
myospasm
nicotine addictions
non-combatants
North Springfield
obsecate
on-line monitor
outputelasticity
overoils
owndoms
parsel
plane of incldence
plouviez
post-capitalism society
potyvirus phalaenopsis chlorotic spot virus
preassociation
preform binder
preliminary time standard
printed out
projective special unitary group
rakauskas
rather...than otherwise
rating scale method
rockfaced
satellite abscess
seabeach sandworts
sediment transport budget
self checking
Shigella equirulis
shipwrecking
sighting-level
signal condition
sloteri
solutionist
strait jacket
suction line refrigerant velocity
syneytiotrophoblast(ST)
tail dragger
Tehuantepec, Isthmus of
tone keyer circuit
total export-import volume
toyon
vuste
Yurre
zero valency