气体扩散源

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.09]2002 [00:06.29]Comparisons were drawn between the development [00:08.71]of television in the 20th century [00:11.03]and the diffusion of printing in the 15th and 16th centuries. [00:15.7

发表于:2018-11-30 / 阅读(314) / 评论(0) 分类 历年考研英语完型填空

NASA's Juno Spacecraft Shows the Makeup of Jupiter Scientists are finding that the inside of Jupiter is just as interesting as the part of the planets atmosphere that we can see. At the center of the planet is a liquid mixture of the elements hydroge

发表于:2018-12-08 / 阅读(176) / 评论(0) 分类 2018年VOA慢速英语(四)月

Millions of smallholder farmers in South and Southeast Asia are attempting to diversify beyond staple crops to increase their incomes, nutrition, and resilience in response to climate change and shifting market demand. Although they are potentially s

发表于:2018-12-08 / 阅读(255) / 评论(0) 分类 VOA标准英语2017年(二月)

29. Boas felt that the culture of any society must be understood as the result of a unique history and not as one of many cultures belonging to a broader evolutionary stage or type of culture. 【分析】复合句。句子主干是Boas felt that。t

发表于:2018-12-30 / 阅读(233) / 评论(0) 分类 考研英语长难句讲解

30. Some attributed virtually every important cultural achievement to the inventions of a few, especially gifted peoples that, according to diffusionists, then spread to other cultures. 【分析】复合句。句子主干包含 attribute...to...结构

发表于:2018-12-30 / 阅读(230) / 评论(0) 分类 考研英语长难句讲解

词条 含义 近义 further vt. 促进,增进 advance adj. 更多的,另外的 additional , extra fuse v. 熔合 combine , blend fused adj. 熔合在一起的 fusion n. 核聚变 n. 熔化;联合

发表于:2018-12-30 / 阅读(279) / 评论(0) 分类 王玉梅托福词汇配套MP3

在GRE写作中,全球化的概念考查非常高频,而且全球化的概念和影响在其他类型(例如科技、教育、政治以及文化类话题中也高频被调用),因此面对这个高频的主题素材,特为所有同学补充全球

发表于:2019-01-03 / 阅读(235) / 评论(0) 分类 GRE英语

By Kari Barber Dakar 21 March 2008 In many African countries, few people have access to computers and the Internet. Experts say this is hindering development and preventing students from being able to compete for jobs. At a conference in Dakar this w

发表于:2019-01-07 / 阅读(255) / 评论(0) 分类 VOA标准英语2008年(三月)

Flatulence, or passing gas, is a normal daily phenomenon. 胀气,或者放屁,是正常的日常现象。 Most individuals, yes, that includes you, 大多数人,是的,这包括你, will make anywhere from 500-1500 milliliters of gas and ca

发表于:2019-01-17 / 阅读(240) / 评论(0) 分类 TED演讲教育篇

And then our mothers tell us, Careful you don't fall down, because you'll fall over. 然后母亲告诉我们,没有跌倒也要小心,因为你还会掉下来。 Now, go into the real atmosphere of this planet. 现在,进入这个行星真正的

发表于:2019-01-18 / 阅读(231) / 评论(0) 分类 TED演讲娱乐篇

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

发表于:2019-01-26 / 阅读(276) / 评论(0) 分类 经济学人科技系列

For a long time the Big Bang theory had one gaping hole that troubled a lot of peoplenamely that it couldn't begin to explain how we got here. Although 98 percent of all the matter that exists was created with the Big Bang, that matter consisted excl

发表于:2019-01-29 / 阅读(176) / 评论(0) 分类 万物简史

GRE频道在此与大家分享新东方北京学校GRE名师韩冰老师为大家带来的有关on the contrary的讲解。 似乎 on the contrary 掀起了一阵轩然大波,很多小伙伴都过来问我,老师on the contrary 到底想怎么样,

发表于:2019-02-01 / 阅读(245) / 评论(0) 分类 GRE英语

Dangling bonds 悬挂键 Dark current 暗电流 Dead time 空载时间 Debye length 德拜长度 De.broglie 德布洛意 Decderate 减速 Decibel (dB) 分贝 Decode 译码 Deep acceptor level 深受主能

发表于:2019-02-05 / 阅读(225) / 评论(0) 分类 实用英语

天文学在我们听力讲座里面算是出现频率较高的话题了,在目前所有的176篇讲座里一共有14篇天文学类的文章,且都是比较有难度的,可以说,天文学类算是我们讲座里的一个重点也是难点了。

发表于:2019-02-09 / 阅读(195) / 评论(0) 分类 托福英语

Circulatory Function of the Liver While the liver is technically part of the gastrointestinal system, it also plays an important role in blood circulation. The liver has been called the antechamber of the heart because it collects and processes all o

发表于:2019-02-15 / 阅读(232) / 评论(0) 分类 英文语法词汇

BEIJING, Nov. 30 (Xinhuanet) -- Heading football frequently may cause brain damage leading to subtle but serious declines in thinking and coordination skills, a new study suggested as quoted by media reports Wednesday. Researchers used an advanced MR

发表于:2019-02-16 / 阅读(227) / 评论(0) 分类 英语新闻

19 The Rise Of Life 第十九章 生命的起源 In 1953, Stanley Miller, a graduate student at the University of Chicago, took two flasksone containing a little water to represent a primeval ocean, 1953年,芝加哥大学的研究生斯坦利米勒拿

发表于:2019-02-17 / 阅读(229) / 评论(0) 分类 万物简史

常用句型科技文章中经常使用若干特定的句型,从而形成科技文体区别于其他文体的标志。例如Itthat结构句型;被动态结构句型;结构句型,分词短语结构句型,省略句结构句型等。 举例如下

发表于:2019-02-18 / 阅读(264) / 评论(0) 分类 英语口译

furthermore ad.而且,此外 furthest a. 最远的,最遥远的 fuse n.保险丝,导火线 future n.将来,未来 gain vt.vi.获得 n.利益 gallery n.长廊,游廊;画廊 gallon n.加仑 ga

发表于:2019-03-04 / 阅读(479) / 评论(0) 分类 考研英语
学英语单词
absolute x-ray intensity
accentuated sound
action of trespass
airattache
airmobile
averaging light meter
bilinogen
boris karloffs
brachystomatous
breeding improved varieties
bunothorax takasagoensis
carburized structure
chalk commander
Chauchina
cheers
coal-forming material
content addressing
cowtail
crawk
dead man's handle
disfix
drive the big bus
electron ballistics
enamel color
encephalic
epanaphora
escalating rate
exasperated by
Fatsa
fese
fluorescer
genus paeonias
go into Etons
Great North East Chan.
ground grid
in recent years
integral linear polarization
intracervical insemination
iseo, lake
it doesn't grow on trees
jean laffites
job step
judicial circuits
kawazugake
Kidepo Valley National Park
komensky
Litsea garrettii
long period comet
lumpingly
mechanical type lever
melzer
mestranols
methyltrimethylol-methane
microchunking
milchig
misapprehension
Narodniks
nosebleeders
nover
orthofelsite
Oxybulynin
palazzi
piece de resistances
polygenetic chain
pooled buffer
post-competition
primary record
protective head-cover
purchasing station
purdoniums
pyro powder
radices molles ganglii ciliaris
reduced diameter
refundable amount
reinjected
resubjecting
right of disposition
rod-knight
roomliness
saynd
scale accuracy
scale cutting
self-screenings
shell frame
short take off and landing aircraft
Sinta
slip-covered
sodium laurate
southernness
Strachan-Scott(syndrome)
stratiformis
subdictionaries
support frame
tabito
Tenyposide
toplift attachment
transport entity
trizygold development
typical filtration efficiency
vibration-control device
W.E.C.
yelow gold