寄生虫栓塞

This is Scientific American's 60-Second Science. Im Karen Hopkin. Itll just take a minute. When you think about an ecosystem, you usually think of the big animals that live there. The Serengetis ruled by lions. And estuaries are populated by fishes,

发表于:2018-12-24 / 阅读(122) / 评论(0) 分类 Scientific American(七)月

Amber: Hello, I'm Amber, and youre listening to bbclearningenglish.com. Today, since we are a website, we join in celebrations for the 15th birthday of the World Wide Web! The World Wide Web has changed the lifestyle and working environment of people

发表于:2018-12-28 / 阅读(170) / 评论(0) 分类 英语听和读

HEALTH REPORT - Chronic Diseases: The World's Leading KillerBy Cynthia Kirk Broadcast: Wednesday, February 22, 2006 I'm Steve Ember with the VOA Special English Health Report. Chronic diseases are the

发表于:2019-01-02 / 阅读(141) / 评论(0) 分类 2006年慢速英语(二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its good to be the Queen. You get fed and cared for and generally treated like royalty. But if youre a blue butterfly caterpillar, you can get the same b

发表于:2019-01-08 / 阅读(158) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Shakespeare noted that a worm may eat a king, after that king is dead. Sadly, parasitic worms infect people who are still alive, especially kids. Publi

发表于:2019-01-08 / 阅读(172) / 评论(0) 分类 Scientific American(八)月

Fruit flies are pretty small. But they laugh at a species of fly recently discovered in Thailand. Dubbed Euryplatea nanaknihali, this member of the phorid fly family is less than half a millimeter longa fifth the size of a fruit fly. But before you o

发表于:2019-01-08 / 阅读(159) / 评论(0) 分类 Scientific American(七)月

This is Scientific American 60 second Science, I'm Cynthia Graber, got a minute? Were not the only animals that like to knock back the hard stuff. Studies have shown that some mammals seek out food and drink that naturally contains alcohol. And accor

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 Scientific American(二)月

DEVELOPMENT REPORT – August 5, 2002: River Blindness By Jill Moss This is the VOA Special English Development Report. Doctors in Cameroon have found that giving the drug that fights river blindness

发表于:2019-01-11 / 阅读(144) / 评论(0) 分类 农业与发展

Researchers have developed a long-lasting capsule that, when swallowed, slowly releases medicine into the body. The researchers say the capsule was developed for treatment of the disease malaria. But they believe it could hold medicines for a number

发表于:2019-01-12 / 阅读(200) / 评论(0) 分类 2016年VOA慢速英语(十二)月

AS IT IS 2015-10-09 Belarus Writer Gets Nobel Literature Prize 白俄罗斯作家获得诺贝尔文学奖 Svetlana Alexievich of Belarus has won the Nobel Prize in Literature. The Nobel Prize committee in Stockholm, Sweden, called her writings a monu

发表于:2019-01-12 / 阅读(148) / 评论(0) 分类 2015年VOA慢速英语(十)月

By Carol Pearson Washington, D.C. 26 June 2007 Smallpox was the first infectious disease ever to be eradicated worldwide. But now, thanks to a two-decade campaign, guinea worm disease is about to be eradicated as well. Unlike smallpox, guinea worm di

发表于:2019-01-13 / 阅读(211) / 评论(0) 分类 2007年VOA标准英语(六月)

In the third millenium BCE, Mesopotamian kings recorded and interpreted their dreams on wax tablets. 公元前三千年,美索不达米亚国王在蜡质石板上记录并解释了他们的梦。 A thousand years later, Ancient Egyptians wrote a dr

发表于:2019-01-17 / 阅读(131) / 评论(0) 分类 TED演讲教育篇

DOHA, Feb. 15 (Xinhua) -- Serena Williams made the history at the age of 31 as the American became the oldest world number one after a quarter-final victory at the Qatar Open on Friday here. Her 3-6, 6-3, 7-5 battle against Petra Kvitoa of the Czech

发表于:2019-01-17 / 阅读(130) / 评论(0) 分类 英语新闻

-Howard: One of us, one of us. 入伙万岁!入伙万岁! -Penny: Well, what a thrill. thrill: 激动 多振奋人呀! -Sheldon: You're sitting in my spot. 你坐我位置上了。 -Penny: Oh, jeez, you've got to be kidding me. jeez: 呀 天呀,

发表于:2019-01-28 / 阅读(286) / 评论(0) 分类 生活大爆炸第二季

How they toiled and sweated to get the hay in! 收割牧草时,他们干得多卖力! But their efforts were rewarded, for the harvest was an even bigger success than they had hoped. 但他们的汗水并没有白流,因为这次丰收比他们先

发表于:2019-01-29 / 阅读(182) / 评论(0) 分类 动物农场 Animal Farm

Jan Andersson from the Nobel Prize Committee in Physiology or Medicine explained why Tu Youyou won the Nobel Prize. Youyou Tu got half of this year's prize for her discovery of Artemisinin, and she did that from an herb, so she was the one who identi

发表于:2019-02-04 / 阅读(140) / 评论(0) 分类 英语新闻

所谓复杂的定语从句,是指一个句子带有两个或两个以上定语从句的结构。这类定语从句在结构上与先行词的关系比较复杂,有如下几种形式: 1.自由式定语从句 自由式定语从句是指一个句子

发表于:2019-02-09 / 阅读(165) / 评论(0) 分类 英语笔译

麦田怪圈不是我们干的。请用心想想吧。我们以你们认为不可能实现的速度飞行于群星间可你们还认为我们需要为了联络用途而压下麦秆?你们为什么还总是以为我们会在荒郊僻野着陆? 我们

发表于:2019-02-19 / 阅读(185) / 评论(0) 分类 英语美文

有人说过:得句型结构得托福阅读。在这篇文章里,托福小编将为大家介绍一些托福阅读句型的结构,考生在进行托福阅读复习时不妨将这些结构方法运用起来,可以加快托福阅读的复习效率

发表于:2019-02-25 / 阅读(144) / 评论(0) 分类 托福英语

一、英语句子结构的原则 1、谓动单一性原则 在一个句子里,有且只有一个谓语动词。 2、主句单一性原则 在一个句子中,有且只有一个主句。(从句可以有若干个) 二、三大从句 1、名词性从句

发表于:2019-03-13 / 阅读(570) / 评论(0) 分类 雅思英语
学英语单词
absolute standard entropy
acetylglucosaminedase
acting on
advanced breast cancer
air pipechannel
all-electrostatic tube
ammoniated silver nitrate
anklet length culottes
asellin
assessible
awakeners
bacillibactin
brancoes
bring ... off
Brown's quadratic forecast
cerevis
checked gauze
chym
Cleobury Mortimer
conic projection with two standard parallel
constricticolpate
consumptive loop
costa (pl. -tae)
criminal records
Dargin
dual recording
electrostatic spring shields
Enola Gay
enthusiac
eritreans
Euscaphis fukienensis
eva'
explosivility
fairplays
fixed time
fukusa
functional guidance
ganglioneurofibroma of mediastinum
Hasancelebi
high-frequency analytical measuring method
high-pressure drilling
Hindu Kush Mountains
house white
hyflavin
IBM SP
indigofera spicata
insusible
international deep sea pilotage service
Inverness-cape
jammer directing equipment
Kidwat al A'waj
Kittenality
lake bottom reclamation
lamellar crystal
leave a tip
lepinotus inquilinus
load diversity power
locking lip
made hands
MNEI
mucinoblast
myelospasm
necessary to
niggy
non-farmers
nonlinear recombination
nonshrubby
official acceptance test
optimal modulus
osyritin
PAB connection
peely-wally
polar anemia
practical anatomy
Primula subularia
pure line organization system
purine deaminase
quasilinearisation
red fever of swine
robelike
sading
saivo
sand box cap
sandhogs
secondary homonym
sherish
shift mechanism
skew matrices
stamitz
striatobalanus tenuis
subdialect
tendon injury
tinkers
turns me on
unpinked
unsecrets
walking aids
water hull
waterbrain
wellingtonias
wet strength retention
zartmanns