【天文学】霍巴陨石

Speaking of Olympic trivia, the Sochi Olympics are already breaking many records. Probably the most surprising is the cost of the games. According to some estimates, this will be the most expensive Olympic Games ever, summer or winter. In fact, at 51

发表于:2018-12-03 / 阅读(188) / 评论(0) 分类 轻松英文阅读

Japanese Spacecraft Arrives at Asteroid to Study Surface A Japanese spacecraft arrived at an asteroid Wednesday after traveling for more than three years. The Hayabusa2 spacecraft is to perform a new experiment. It will create a crater on the asteroi

发表于:2018-12-08 / 阅读(117) / 评论(0) 分类 2018年VOA慢速英语(六)月

Murchison Meteorite's Chemical Bonanza The 1969 Murchison meteorite was known to harbor complex organic compounds, but a new analysis in Proceedings of the National Academy of Sciences finds that it may also contain millions of chemicals and shed lig

发表于:2019-01-02 / 阅读(203) / 评论(0) 分类 60秒科学

When astronaut Alan Shepard took his first swing at a golf ball on the moon, he hit more dirt than ball. The dust he kicked up reinforced the idea that the moon is one big sand trap. But looks can be deceiving. Now, scientists reanalyzing lunar sampl

发表于:2019-01-08 / 阅读(151) / 评论(0) 分类 Scientific American(六)月

中国登月引发月球开发争论 LONDON Last month, China successfully landed an unmanned probe on the Moon. The mission renewed a debate about the potential exploitation of the Moons resources and who exactly owns the Earths only natural satelli

发表于:2019-01-09 / 阅读(128) / 评论(0) 分类 英语新闻

How Does One Find a Meteorite? 如何找到陨石? Editor's Note: The annual Perseid meteor shower will peak in the skies over Earth on the night of Aug. 12-13. Despite a bright moon supermoon, there should still be a good show from this prolific sho

发表于:2019-01-12 / 阅读(114) / 评论(0) 分类 2014年VOA慢速英语(八)月

Two Events Blamed for Dinosaur Deaths Dinosaurs ruled the Earth for about 160 million years. Then they disappeared. Scientists have argued for years about what killed off the dinosaurs. Was it the huge volcanic eruption 66 million years ago in what i

发表于:2019-01-12 / 阅读(118) / 评论(0) 分类 2016年VOA慢速英语(七)月

Former U.S. Senate Majority Leader Tom Daschle, President-elect Barack Obama's nominee to be Secretary of Health and Human Services, said if confirmed by the Senate he will work to make health care more affordable for more Americans. Health care ref

发表于:2019-01-13 / 阅读(96) / 评论(0) 分类 VOA标准英语2009年(一月)

President-elect Barack Obama's choice to be labor secretary, Congresswoman Hilda Solis says if confirmed she will work to promote fair wages and workplace safety. Her comments came at a Senate confirmation hearing Friday. Labor Secretary-designate,

发表于:2019-01-13 / 阅读(113) / 评论(0) 分类 VOA标准英语2009年(一月)

President-elect Barack Obama's nominee for energy secretary, Nobel Prize-winning physicist Steven Chu, said if confirmed he will pursue policies to address climate change and reduce U.S. dependence on foreign oil. Energy Sec.-designate Steven Chu te

发表于:2019-01-13 / 阅读(106) / 评论(0) 分类 VOA标准英语2009年(一月)

President-elect Barack Obama's nominee to head the Veterans Affairs Department says, if confirmed, he will work to streamline the agency to better respond to the needs of U.S. troops returning home from war. Retired Army General Eric Shinseki, who h

发表于:2019-01-13 / 阅读(92) / 评论(0) 分类 VOA标准英语2009年(一月)

托福阅读文章常见题材思路及词汇 TOEFL阅读有一些常见高频题材,这些题材下面会有经常考到的固定词汇和思路,整理出来供大家分享。 生物类: 迁徙动物migrate 群居动物 social animal 独居动物

发表于:2019-01-17 / 阅读(114) / 评论(0) 分类 实用英语

What would you do in your last 60 minutes?An asteroid is on a collision course with the earth and you have one hour left to live. What would you do in your last 60 minutes? Not surprisingly, the majority of Britons questioned in a survey -- 54 percen

发表于:2019-02-01 / 阅读(120) / 评论(0) 分类 阅读空间

A huge meteorite crashed into the Atlantic Ocean. Babies who were sound asleep in Asia heard the impact. The meteorite went through the ocean bottom. It created a hole deep in the Earth. All the seawater from the Atlantic started rushing into the hol

发表于:2019-02-15 / 阅读(112) / 评论(0) 分类 英文短篇故事(纽约)

The Murchison meteorite was found to be 4.5 billion years old, 人们发现,默奇森陨石的年代已达45亿年, and it was studded with amino acidsseventy-four types in all, eight of which are involved in the formation of earthly proteins. 上面

发表于:2019-02-17 / 阅读(102) / 评论(0) 分类 万物简史

Life emerged so swiftly, in fact, that some authorities think it must have had helpperhaps a good deal of help. 实际上,生命出现得太快,有的权威人士认为肯定有什么东西帮了忙也许是帮了大忙。 The idea that earthly l

发表于:2019-02-17 / 阅读(107) / 评论(0) 分类 万物简史

MOSCOW, Feb. 17 (Xinhua) -- Most buildings damaged by Friday's meteorite fall in Russia's central Urals Region have been restored, and educational institutions will operate as usual on Monday. Xinhua reporters saw in the hardest-struck Chelyabinsk Re

发表于:2019-02-17 / 阅读(129) / 评论(0) 分类 英语新闻

同位语从句和定语从句很相似,但还是有区别的,区别主要在以下三方面: 1. 从词类上区别 同位语从句前面的名词只能是idea,fact,news,hope,belife,suggestion,proposal ,word,thought,doubt,truth,

发表于:2019-02-17 / 阅读(103) / 评论(0) 分类 考研英语

What's the scariest thing you've ever done? Or another way to say it is, what's the most dangerous thing that you've ever done? And why did you do it? I know what the most dangerous thing is that I've ever done because NASA does the math. You look ba

发表于:2019-02-23 / 阅读(161) / 评论(0) 分类 英语语言学习

As anyone who has used such a pump knows, compressed air grows swiftly hot, 使用过打气筒的人都知道,受到压缩的空气马上会变热, and the temperature below it would rise to some 60,000 Kelvin, or ten times the surface temperatur

发表于:2019-02-25 / 阅读(108) / 评论(0) 分类 万物简史
学英语单词
accommodation module
acetylamino
airscrew boss
albitized orthoclase
amusement hall
answerable for
auditory flutter
Bad news travels fast
banshees
bearsite
botchan
camel milk
Charles XV
constant altitude plan position indicator
Dacey silk
diazabicyclooctane
diffuser(-or)
diophindane
discrete sample
disfiguringly
dispace
Dulnain, River
dynamic keys
Dzaoudzi
economic service
efph.
error vector
external validity
FAWPCA
fibrograph
fighter aviation
gambollings
gay bashed
gearless traction machine
genital area
glass basis
Glynn
gouraud
granuloma faciale
Heinrichs
ilya ilyich mechnikov
impulses per minute
joint air attack team tactics (jaatt)
kadijevics
kill him
linear element
liquid waste disposal system
Lugovoy
Mangaia I.
megabillion
MEGALOMYCTERIDAE
menolascina
metioprim
miter wheel gear
nigri-
no-hunting
non dimensional stability
nucleogony
osteoepiphyseal portion
overshaken
parakrithella yongjianga
paulettes
propionibacterium acnes
protouredium
punishee
quantum noise
quay shed
Ratio Strategy
roet
root formation
rural landscape
Santos
sawmills
snow damage
soil improvement agent
soiled coccon
solubility method
standard compiler default
stud gap
substantia grisea centralis
supersonic-controlled automatic door
system query language server standard
timber-framed
togging
Toulépleu
tower leg
tranquilorelaxant
travailing
two position valve
undercrust
unpointedness
urethral gland concretion
ureylene
us -ista
V-block brake
vacuum watch
vector resolver
veiage
vena clitoridiss
vv. episclerales
witches' broth
yttria (yttrium oxide)