细菌性劣变

Quality of Life in Iraq Still Poor 伊拉克贫困依旧 Virginia-based Dr. Ali Al-Attar left his native Iraq at the onset of Iran-Iraq war. At that time, he says, most Iraqis lived a middle-class lif

发表于:2018-12-08 / 阅读(149) / 评论(0) 分类 VOA2005(下)--社会新闻点评

STEVE INSKEEP, HOST: Some new parents have started giving their newborns what's being called a bacterial baptism. The idea is to try to help their babies develop healthy microbiomes, the collection of friendly bacteria that inhabit everyone's bodies.

发表于:2018-12-17 / 阅读(124) / 评论(0) 分类 2018年NPR美国国家公共电台10月

This is Scientific Americans 60-second Science. I'm Adam Hinterthuer. Got a minute? The Komodo dragon is the largest living lizard and a fearsome predator. It has long been thought that some of its hunting prowess was due to a mouth teeming with bact

发表于:2018-12-24 / 阅读(119) / 评论(0) 分类 Scientific American(五)月

今天我们要学的词是deterioration。 Deterioration, 恶化。 In its annual report on press freedom, Freedom House said the Middle East and North Africa showed a dramatic deterioration in 2010, 自由之家年度报告说,中东和北非2010年

发表于:2018-12-30 / 阅读(115) / 评论(0) 分类 英语每日一词

[00:20.46]史蒂文Jobs(Steven Jobs) [00:38.04]set out 着手,开始 [00:42.83]influence 影响 [00:46.69]take over 接管 [00:52.48]The following year, Apple set out to do just that, [00:56.86]starting with a Super Bowl television commercial titled, 1984. [

发表于:2019-01-02 / 阅读(208) / 评论(0) 分类 各色各样的人

This is Scientific American's 60-Second Science. Hi, Steve Mirsky. Here, I'm going over our usual one minute today. By now you've probably heard of Expelled, the new Ben Stein anti-evolution crocumentary. It officially opens today, as I speak that's

发表于:2019-01-08 / 阅读(137) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres definitely methane on Marsand there are seasonal variations of how much is being released into the thin Martian atmosphere. Which means that Mar

发表于:2019-01-08 / 阅读(144) / 评论(0) 分类 Scientific American(一)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Mosquitoes carry nasty diseasesdengue fever, west nile, malaria. But the microbes that cause those diseases dont attach themselves to the mosquitoes an

发表于:2019-01-08 / 阅读(178) / 评论(0) 分类 Scientific American(一)月

听力考试一直以来都是中国语言学习者在顺利通过英语考试的过程中的一个老大难问题。有不少的考生在英语的读,写,译等诸多方面都表现出了很强的实力,可是偏偏在英语听力这个部分出

发表于:2019-01-08 / 阅读(181) / 评论(0) 分类 雅思英语

丹麦女孩电影讲述勇敢追寻真实生活 As Einar fades into Lili,the story then shifts from the romantic symbiosis of a passionate couple into the love story of two individuals, undergoing their own private journeys, and culminating with Lil

发表于:2019-01-14 / 阅读(152) / 评论(0) 分类 VOA标准英语2016年(二月)

由中国日报社与日本言论NPO共同主办的第九届北京东京论坛10月26日至27日在北京举行。此次北京东京论坛召开之前发布的舆论调查显示,中日两国国民对于对方国家的好感度降到历史冰点,9

发表于:2019-01-17 / 阅读(140) / 评论(0) 分类 英文语法词汇

AS much as we love our digital devices, many of us have an uneasy sense that they are destroying our attention spans. We skitter from app to app, seldom alighting for long. Our ability to concentrate is shot, right? 我们喜爱我们的数码设备,

发表于:2019-01-30 / 阅读(179) / 评论(0) 分类 阅读空间

今天我们要学的词是deterioration。 Deterioration, 恶化。 In its annual report on press freedom, Freedom House said the Middle East and North Africa showed a dramatic deterioration in 2010, 自由之家年度报告说,中东和北非2010年

发表于:2019-02-03 / 阅读(116) / 评论(0) 分类 英语单词荟萃

Chinese state media and netizens have decried high pollution levels in the northeast city of Shenyang, which activists have said could be the worst ever air quality seen in the country. 中国官方媒体和网民们对中国东北部沈阳市的重度

发表于:2019-02-03 / 阅读(150) / 评论(0) 分类 英语新闻

Hot on the heels of the official numbers, a private PMI survey series also reports that March was a better month for Chinese manufacturers. 紧随官方数据发布的一项民间采购经理指数(PMI)调查结果也显示,3月份中国制造业状况

发表于:2019-02-05 / 阅读(123) / 评论(0) 分类 英语新闻

经典英文句子帮你记单词 1. With my own ears I clearly heard the heart beat of the nuclear bomb. 我亲耳清楚地听到原子弹的心脏的跳动。 2. Next year the bearded bear will bear a dear baby in the rear. 明年,长胡子的熊将

发表于:2019-02-06 / 阅读(208) / 评论(0) 分类 实用英语

潘基文关注叙利亚危机的恶化 UNITED NATIONS, Dec. 16 (Xinhua) -- UN Secretary-General Ban Ki- moon on Monday called for an early end to the Syrian crisis while expressing concern for the deterioration of the conflict in the passing year of

发表于:2019-02-08 / 阅读(118) / 评论(0) 分类 英语新闻

Britain's decision to leave the EU has led to a dramatic deterioration in economic activity, not seen since the aftermath of the financial crisis. 英国脱欧已导致经济活动急剧恶化,其严重程度为金融危机余波以来之最。 Dat

发表于:2019-02-08 / 阅读(125) / 评论(0) 分类 英语新闻

Is climate change the cause of extreme weather events? Until now the link has been suspected but never confirmed with scientific confidence. That position is now changing. A new study from the US confirms that for some extreme events there is a causa

发表于:2019-02-18 / 阅读(131) / 评论(0) 分类 英语新闻

Life begins at forty - and don't you forget it THE belief that life begins at 40 is a myth. Research has found that the fourth decade heralds the beginning of the end. A study of 2,282 people aged 18 to 87 found that hitting 40 was synonymous with fo

发表于:2019-02-18 / 阅读(128) / 评论(0) 分类 阅读空间
学英语单词
4-h club motto
5-second delays
accor
afpol
Antitanil
arscm
Arsenate-Zeolite
arteria sagmenti inferioris
asbestos diaphragm electrolytic cell
associated sensory center
athenee
balbiani type chromosome
barium carbonate
Bessemer heat
binder for tractor draft with single canvas
bioelectric signals
biscoe is.
blouze
blue-green
Boedeker's test
burner nozzle
capitulum ulnae
chaitin
coefficient of parasite drag
collagen film
condolation
cootie catchers
crossbill
cumeat
cumengeite
dalbergia talanse prain
Depomide
difference of level
divvy up
echinocactus
economics of agricultural machine
ergocryptinine
executive link
extraction-chromatography
fornical
fuel-effect
gold gasket
gular peduncle
hectokatals
hegels
helper engine
igneous drainage
impulse response characteristic
instrument fascia bezel
joharran
Khurayt
lavosh
linguistic geographies
liver palms
masculovirus
menkit
mercerophage
minelaying submarine
mioplasmia
mixed netting twine
N-(p-hydroxyphenyl)-glycine
nanographene
Niampara
nsais
okra-seed oil
oligotrophic region
ovenwood
Palaeozoic era
Pd. B
pentlandite
peristomium cirrus
planar kinematic chain
pneumatic plug nozzle
poly-laminated
posterior pillar of fauces
precipitation chemistry
primordium of thymus
pseudobranchial
radiodense
re-developing
saddle marks
safe injection
Saint-Jerome
sea water resistant grease
severely errored seconds
side horse
smult
sonic liquid-level meter
special section
square-sterned ship
teleinformatic services
tertiary risks
topbar
trimounsite- (y)
unrepeatableness
watch cases
water supplier
wire fate items
wultha
yellow sand verbena
yvi
zonal loading