蒸发阴极

This is the VOA Special English Development Report. A few degrees can make a big difference when it comes to food storage. Foods can go bad if they get too warm. But for many of the world's poor, finding a good way to keep food cool is difficult. Re

发表于:2018-12-15 / 阅读(164) / 评论(0) 分类 VOA慢速英语2007年(十一)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Many scientists draw their concepts.For example, if we look at the work of somebody like Maxwell or Faradywe know they drew as part of their inventing

发表于:2018-12-24 / 阅读(177) / 评论(0) 分类 Scientific American(八)月

12 A Summer Day 夏日 Charles Dickens 查尔斯?狄更斯 One day thirty years ago Marseilles lay in the burning sun. A blazing non upon a fierce August day was no greater rarity in southern France then than at any other time before or since. Every-

发表于:2018-12-28 / 阅读(148) / 评论(0) 分类 陈冠商英语背诵文选合集

In China, saltiness is deemed as the most important flavor. 在中国的烹饪辞典里盐是百味之首 Every day except for rainy ones,Liu Yingwu is busy working in the brine pan. 不下雨的日子里,阿刘每天都要在盐田里忙碌 You ha

发表于:2018-12-28 / 阅读(163) / 评论(0) 分类 舌尖上的中国第一季

词条 含义 近义 troublesome adj. 讨厌的,麻烦的 annoying , bothersome troubling adj. 令人不安的,令人忧虑的 disquieting, unsettling troupe n. 剧团 trumpet n. 喇叭 trumpeter

发表于:2018-12-30 / 阅读(229) / 评论(0) 分类 王玉梅托福词汇配套MP3

AZUZ: Around 25 percent of those tornadoes form in an area that's called Tornado Alley. Colorado is part of that, and it's where this tornado showed up on Monday. These pictures are amazing; look at this. Twisters like this one can sometimes do a lot

发表于:2019-01-08 / 阅读(195) / 评论(0) 分类 CNN2010年(六)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

发表于:2019-01-08 / 阅读(216) / 评论(0) 分类 Scientific American(四)月

The Salinity of Ocean Waters If the salinity of ocean waters is analyzed, it is found to vary only slightly from place to place. Nevertheless, some of these small changes are important. There are three basic processes that cause a change in oceanic s

发表于:2019-01-08 / 阅读(179) / 评论(0) 分类 英语小短文

Asia 亚洲 Cyclones and climate change 飓风与气候变化 The new normal? 习以为常? Physics suggests that storms will get worse as the planet warms. But it is too early to tell if it is actually happening 物理学研究表明全球变暖将导

发表于:2019-01-09 / 阅读(197) / 评论(0) 分类 经济学人综合

Experts: El Nino Could Be the Strongest on Record 专家:今年厄尔尼诺现象或是史上最强 Weather experts say this year could be one of the strongest El Nino events in recorded history. Experts say El Nino could mean severe weather conditio

发表于:2019-01-12 / 阅读(147) / 评论(0) 分类 2015年VOA慢速英语(十一)月

AS IT IS 2015-11-03 More of Us to Go Thirsty As Earth Dries Up Water supplies around the planet are running dry at an alarming rate. Scientists say the world is experiencing a shortage of fresh water. It will only worsen as the population grows and t

发表于:2019-01-12 / 阅读(152) / 评论(0) 分类 2015年VOA慢速英语(十一)月

Science and technolgy 科学技术 Geoengineering 地理工程学 Implicit promises 包含着承诺 A geoengineering experiment has come unstuck. But there will be more 地理工程试验取得突破。可期待更多。 FOR the past few years, a Eur

发表于:2019-01-30 / 阅读(295) / 评论(0) 分类 经济学人科技系列

European a.欧洲的 n.欧洲人 evaluate vt.评价,估…的价 evaluation n. 评估,估价,求值 evaporate vt.使脱水vi.发散蒸气 evaporation n. 蒸发 eve n.前夜,前夕,前一刻 even

发表于:2019-02-01 / 阅读(347) / 评论(0) 分类 考研英语

科学家估计,如果不减少二氧化碳排放,2100年地球平均气温将至少上升4摄氏度,到2200年会上升8摄氏度,无疑是地球灾难性的噩梦。 此前有科学家用气候模型分析称,全球气温将受二氧化碳排

发表于:2019-02-06 / 阅读(147) / 评论(0) 分类 阅读空间

其实当我们在准备阅读的时候,虽然难度很高,但是我们仍然是有一个很可见的标准,就是用更短的时间,读懂更多的内容,那么我们的分数自然就高。但是作文实在是令人束手无策,因为作

发表于:2019-02-09 / 阅读(130) / 评论(0) 分类 托福英语

第四节 增词法一、名词、动名词前增补动词1. We often go to the school-run factory for labor. 2. Testing is a complicated problem and long experience is required for its mastery. 二、英语抽象名词的翻译1. He was still reluct

发表于:2019-02-09 / 阅读(173) / 评论(0) 分类 英语口译

Officials could opt to abandon their tightening stance in order to counteract the trade turmoil. But that might erase the gains from the deleveraging. 官方可以选择放弃他们紧缩的立场以求缓和贸易混乱。但这么做会抹去来自于

发表于:2019-02-17 / 阅读(143) / 评论(0) 分类 经济学人财经系列

What the Student Say in Science Classes 自然科学课上学生们都说了什么 The following quotations were gleaned from classroom discussions in 5th and 6th grade science classes. 下面的这些话都是从五六年级的自然科学课的课堂

发表于:2019-02-17 / 阅读(155) / 评论(0) 分类 英语小达人

When you look at a lake, you are looking at a collection of molecules that have been there on average for about a decade. 要是你望一眼湖水,你看到的是一大堆分子,它们在那里平均已达10年之久。 In the ocean the residence

发表于:2019-02-25 / 阅读(134) / 评论(0) 分类 万物简史

Science and technology. 科技。 Geoengineering. 地理工程学。 Implicit promises. 包含着承诺。 A geoengineering experiment has come unstuck. But there will be more. 地理工程试验取得突破。可期待更多。 FOR the past few year

发表于:2019-02-26 / 阅读(212) / 评论(0) 分类 经济学人综合
学英语单词
4-(2-pyridylazo)-resocinol
?-scintillation
a narrow victory
ABC code
abdel-latif
admissible concentration
AMACR
anterior-posterior urethrdomy
aortic type of heart
aspergillus restrictus
Aud. -Gen.
back to normal
Banī Suwayf
bauxite deposit
behren
belemnitids
benzoic acid nitrile
black moonstone
bobachee-connah
Brillat-Savarin, Anthelme
cast-to-form tools
chamanine
cholimil
clonal seedling rubber
cloud-point
coagulant dipping
conradin
cosmochronometers
crackle finish
Cremenes
culpa levissima
cutting-stylus
dissolving stasis and hemostasis
drummies
e-form
eau-de-cologne
ellipsoidally
encanthis
fault plateau
filing block
focus current REG
forstaw
forthcasts
Franklin and Marshall College
fully-integrateds
germ ridge
golden clematiss
graciles
gruppe
guggulsterone
Haast's eagle
harpiola isodon
hiatodontia
Hibbs' operation
hide your light under a bushel
high speed numerical counter
hinerman
intermediate-sized
interruption of train operation
istiblennius periophthalmus
job stealer
keel-and-bilge block
lock, stock and barrel
magnetospherics
Meringa
michel-ange
Mucopolysaccharidep
numerical step by step method
ovalbumin(OVA)
payment insufficient
phosphocreatine
pimply gut
pint.able
plating medium
polypropylene random copolymer
primary suture
prostatitic
puncturing
pyrochrotite (pyrostilpnite)
Rajappen
regression phase
rubidium sulfate
Saignelegier
schinostethus satoi
single coil double-tuned NMR probe
sny
spookiest
spreader slewing device
stand in one's own light
styptic wool
suppressed tree
syntactic semantic mechanism
Talairach space
Taponin
tarre
the ravages of time
trinonyl phosphate
uncestused
vaginal fluid collection
wake signature
whole course tracing
Z propeller