[医] 无机含氧酸

Life Grows in the Soil of Time by Thomas Mann What I believe, what I value most, is transitoriness. But is not transitoriness - the perishableness of life - something very sad? No! It is the very soul of existence. It imparts value, dignity, interest

发表于:2018-11-30 / 阅读(108) / 评论(0) 分类 英语励志美文精华

Rice had seen the same thing in Iceland, one of the few places on Earth with similarities to Mars. It too is extremely cold, and most of the water is frozen into glaciers. And also like Mars, buried u

发表于:2018-12-07 / 阅读(80) / 评论(0) 分类 火星生命

22 Good-bye To All That 第二十二章 多灾多难的生命进程 When you consider it from a human perspective, and clearly it would be difficult for us to do otherwise, life is an odd thing. 要是你从人的角度去考虑生命这个问题,显

发表于:2018-12-18 / 阅读(89) / 评论(0) 分类 万物简史

The City of Copenhagen is well on its way to becoming the first carbon neutral capital in the world by 2025. Demonstrating its many sustainable initiatives, the country's Copenhagen Solutions exhibit offers inspiration to policymakers, developers and

发表于:2018-12-19 / 阅读(76) / 评论(0) 分类 英闻天下

本讲为2006年下半年新的教学内容,请对照讲义听声音! Students(researcher/scholar) of Nature are not satisfied with guessing, but they observe, day after day, the changes which tak

发表于:2018-12-30 / 阅读(83) / 评论(0) 分类 自考英语(一)78讲

A case of insanity? Are you insinuating that I am insane? the patient blurted out indignantly. I insist that you release me immediately from this institution! Please rest at ease, my dear Mr.Brown. I have treated innumerable cases such as yours and

发表于:2018-12-30 / 阅读(58) / 评论(0) 分类 胡敏托福词汇记单词

Young Technology Expert Works to Stop Car Thefts Kenya is East Africas largest economy. Its capital Nairobi is growing quickly. But so is the citys crime rate -- the Nairobi Metropolitan Crime Observatory says thieves steal an average of 10 cars each

发表于:2019-01-12 / 阅读(62) / 评论(0) 分类 2014年VOA慢速英语(十一)月

AS IT IS 2014-10-21 Climate Change Could Destroy Farms in Africa 气候变化会使非洲农场受重创 A new study says the speed and severity of climate change could cause major damage to small African farms. These farmers are already struggling t

发表于:2019-01-12 / 阅读(86) / 评论(0) 分类 2014年VOA慢速英语(十)月

Tests Show Levels of Arsenic in US Rice Two hundred different types of rice and rice products tested by both the non-profit research group, Consumer Reports, and the U.S. Food and Drug Administration [FDA], contained varying levels of different forms

发表于:2019-01-13 / 阅读(83) / 评论(0) 分类 VOA标准英语2012年(九月)

Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种,每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么

发表于:2019-01-17 / 阅读(107) / 评论(0) 分类 TED演讲教育篇

Premier Li Keqiang says China should consider science and technology as a primary productive force. Scientific and technological innovation to a large extent determines the future of China's development strategy. In history, we have missed several te

发表于:2019-01-20 / 阅读(78) / 评论(0) 分类 英语新闻

-Sheldon:Leonard, excellent. I want to show you something. excellent:太好了 Leonard太好了,我想让你看点东西。 -Leonard:Can it wait? I need to talk to you. 能等一会吗,我们得谈谈。 -Sheldon:Just look. I've designed

发表于:2019-01-28 / 阅读(187) / 评论(0) 分类 生活大爆炸第一季

Sprigg submitted a paper to Nature, but it was turned down. 斯普里格给《自然》杂志写了一篇论文,但是没有被采用。 He read it instead at the next annual meeting of the Australian and New Zealand Association for the Advancement

发表于:2019-01-29 / 阅读(76) / 评论(0) 分类 万物简史

Although chemistry had come a long way in the century that separated Newton and Boyle from Scheele and Priestley and Henry Cavendish, it still had a long way to go. Right up to the closing years of the eighteenth century (and in Priestley's case a li

发表于:2019-01-29 / 阅读(71) / 评论(0) 分类 万物简史

In January 2015, a fire in one of Russia's largest university libraries damaged more than 1 million historical documents, an incident which some media described as a cultural Chernobyl. 2015年1月,俄罗斯最大的大学图书馆之一发生了火灾

发表于:2019-02-02 / 阅读(84) / 评论(0) 分类 英语新闻

Despite pledges in the last year to fight pollution, Beijing saw barely any improvement in air quality in 2013. The Beijing Environmental Protection Bureau says the intensity of major air pollutants remained much the same in 2013 as they were in the

发表于:2019-02-05 / 阅读(81) / 评论(0) 分类 CCTV9英语新闻2014年01月

Dropping your smartphone when taking a selfie could soon be less risky, says specialist glass maker Corning. 专业玻璃制造商康宁日前表示,自拍的时候不慎掉落手机可能不再会碎屏了。 Shattered or cracked screens are the n

发表于:2019-02-05 / 阅读(68) / 评论(0) 分类 英语新闻

模仿文本: We're one of the world's biggest spenders when it comes to biscuits, forking out nearly as much on them as we do on fruit and vegetables. But should you for one moment think that things are just as they were, well, think again. Radical

发表于:2019-02-16 / 阅读(47) / 评论(0) 分类 英音模仿秀

Finally, and perhaps a little unexpectedly, readings can be thrown out by seemingly unrelated external factorssuch as the diets of those whose bones are being tested. One recent case involved the long-running debate over whether syphilis originated i

发表于:2019-02-17 / 阅读(72) / 评论(0) 分类 万物简史

Israeli(以色列) researchers say they have developed a powerful bait that effectively attracts and kills malaria-infected mosquitoes but is completely harmless to humans and other animals. The toxic sugar bait developed by scientists at Hebrew Univ

发表于:2019-02-25 / 阅读(121) / 评论(0) 分类 英语新闻
学英语单词
aacu
an act of faith
atectonic plunton
Barron ligation
behandle
blow-run gas
bouh
built-up piston
C.Fr.
Calleja's islet islets
Casablanca
cascara sagrada fluidextract
cataracta cerulea
charlestonian
cheat-sheet
chukar partridge
clavicornia
clearing motion
column gap
commercial storage and transport
conseco
continental port
dawn alert
defamate
dhoom
diamond structure
disembodiment
double entendre
Empty a Leg
epistaxes
essam
external heat exchange medium
fair rate of profit
fieldgun
forward speed
furrow plough
give eloquent proof of...
GKN
grain seeding machine
ground neutral system
historical cost convention
hypomethylating
ieee 82 jack a. morton award
in some cases kill the seedlings
insert emitter
interest-rate
jolt-squeeze molding machine
Journal of Royal Agricultural Society
limited set
Lindera kwangtungensis
loafing around
lower envelope principle
lyre guitar
macro streak flaw test
mass screws
megagray
Meyer atomic volume curve
microwave detection apparatus
milu
mitre-joints
navigational planet
negative OR circuit
new feature
nuclear fuelled boiler
oak-leaved geranium
overcanopied
paridis
Phytohemagglutin
pollution abatement
polymorphous low-grade adenocarcinoma
Poncet's disease
post industrial society
proctostat
Psamathe
QCL
red caviar
report of changes in assets condition
ribwork
rihga
SandoPak
scoug
Seedox
semen persicae
sent in his papers
sit-downs
snooded
space region
sphaerulina aucubae shirai et hara
strassner
substitution frame
syntax notation
tahia
terrestrial dynamical times
throw-over switch
tralatitiously
underclerk
unit normal distribution
US Postal Service
V-shape piston
Ves.
virtual call facility
young terror