收敛趋势

10. The position in which the life preserver will support a person who jumps or falls into the water is most important, as is its tendency to turn the wearer in the water from a face-down position to an upright or slightly backward position, with his

发表于:2018-11-29 / 阅读(157) / 评论(0) 分类 大学四六级阅读

technology 工艺,技术 tedious 有偿,乏味的 teenager 青少年 telegraph 电报 telephone 电话 telescope 望远镜 television 电视机 tell 讲述,吩咐,辨别 temper 脾气,心情,情绪 temperature 温度,体温 temple 神殿,

发表于:2018-12-01 / 阅读(133) / 评论(0) 分类 大学英语四级词汇拼读版

The tiny brain of this zebra finch may help scientists answer questions on how people form words to talk. Like humans songbirds learn to vocalize by imitation. Were able to not only just study the mechanisms of how vocal learning works in these songb

发表于:2018-12-08 / 阅读(97) / 评论(0) 分类 VOA标准英语2018年(五月)

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(153) / 评论(0) 分类 Scientific American(一)月

Researchers have discovered an almost universal word. Huh? You say? Even if you are not a native speaker of English, you probably dont need a translation for Huh? It appears that the word, or a very similar form of it, is used in most of the language

发表于:2018-12-28 / 阅读(75) / 评论(0) 分类 轻松英文阅读

(man) Today we're going to talk about shyness and discuss recent research on ways to help children learn to interact socially. Many people consider themselves shy. In fact, forty percent of people who took part in our survey said they were shy --- t

发表于:2018-12-30 / 阅读(95) / 评论(0) 分类 托福听力短文

Evoking images from the liquid metal and nearly unstoppable Terminator from the movies, BAE Systems has posted concept video footage of a process to create drones of the future. 近日,BAE系统公司发布的一份概念视频展示了未来制造无

发表于:2019-01-07 / 阅读(123) / 评论(0) 分类 英语新闻

ROBERT SIEGEL, HOST: Biologist Jonathan Losos and I have at least one thing in common - we were both blown away by the late paleontologist Stephen Jay Gould's 1989 book Wonderful Life. Gould saw evolution as being all about odd contingencies, acciden

发表于:2019-01-16 / 阅读(160) / 评论(0) 分类 2017年NPR美国国家公共电台9月

But even though the insect brain is organized very differently from ours, there are some striking similarities. 虽然昆虫与人类大脑的组成大相径庭,但是仍有很多惊人的相似之处。 For example, most insects have smell detecto

发表于:2019-01-17 / 阅读(127) / 评论(0) 分类 TED演讲教育篇

Chapter Three 文章结尾形式2-1 结论性--------- 通过对文章前面的讨论 ,引出或重申文章的中心思想及观点 . e.g: [1]. From what has been discussed above, we may safely draw theconclusion that ..... [2]. In summary/In a word

发表于:2019-01-17 / 阅读(118) / 评论(0) 分类 四六级写作指导

I had a consulting contract I shared with a colleague who's as different from me as two people can possibly be. 我跟一名同事共同,负责一项咨询业务,我跟他是截然不同的两个人。 First, his name is Tom. Mine isn't. 首先,他

发表于:2019-01-18 / 阅读(88) / 评论(0) 分类 TED演讲科学篇

First World Refugee Day Lisa Schlein Geneva 20 Jun 2001 17:10 UTC The U.N. Refugee Agency is urging countries around the world to keep their borders open to 1)asylum seekers. In marking the first Worl

发表于:2019-01-31 / 阅读(129) / 评论(0) 分类 VOA2001-国际风云(1)

Dogs have been mans best friend for thousands of years, a source of companionship and loyalty since the Stone Age. 几千年以来,狗狗都是人类最好的朋友,从石器时代开始就是人类忠诚的陪伴。 Now scientists suspect they h

发表于:2019-01-31 / 阅读(103) / 评论(0) 分类 英语新闻

Kerry Leaves Pakistan Hopeful, Despite Divides尽管有分歧 克里仍给巴基斯坦留下希望 U.S. Secretary of State John Kerry has wrapped up a visit to Pakistan with an agreement by the two countries to resume a dialogue on security issues. T

发表于:2019-02-01 / 阅读(119) / 评论(0) 分类 VOA常速英语2013年(八月)

Letters of Regret 因不能接受订单而表示歉意的信函 Specimen Letters 1. Rejecting Ordered Price 拒绝接受订单价格 Dear Sirs, We refer to your Order No.345 and regret to say that we are not able to accept your bid price for Frozen R

发表于:2019-02-04 / 阅读(116) / 评论(0) 分类 实用英语

Itcanbeinferredfromthepassagethatthe authorwouldbemostlikelytoagreewith whichofthefollowingstatementsregarding socioeconomicclassandsupportforthe rebelandLoyalistcausesduringthe AmericanRevolutionaryWa

发表于:2019-02-06 / 阅读(117) / 评论(0) 分类 英文语法词汇

Science and technology: Panda genetics 科技:熊猫遗传学 Hey dude. Give me six! 嘿,伙计。用六指击个掌吧! Two strange mammals illuminate the process of natural selection. 两种不同的哺乳动物阐明自然选择的过程。

发表于:2019-02-16 / 阅读(141) / 评论(0) 分类 经济学人科技系列

BBC News You may be familiar with the statistic that 90% of the worlds data was created in the last few years. Indeed, every two years for about the last three decades the amount of data in the world has increased by about 10 times. BBC新闻 你可能

发表于:2019-02-18 / 阅读(103) / 评论(0) 分类 英语新闻

模仿文本: Now, I know this is radio and you can't see me, but let me tell you that I'm sitting here with my legs apart and my hands outstretched with the palms upward. That's because I've been getting some advice on how to appear confident and

发表于:2019-03-06 / 阅读(178) / 评论(0) 分类 英音模仿秀

assure vt.向(某人)保证 I can assure you that this is the best restaurant in town. 我向你保证,这是城里最棒的一家餐厅。 Sam wasn't able to assure her of his support. 山姆无法向她保证要支持她。 assurance n.保证;

发表于:2019-03-17 / 阅读(353) / 评论(0) 分类 赖世雄进阶英语词汇3500
学英语单词
adjustable volume filling machine
aerial telegraphy
Anamoose
antiserotonergic
apistognathous
arcadics
atod
atopiker
attention-alertness test
Austrian German
Bandaranaike,Solomon
beige mouse
biphenyl isothiocyanate
block work
burdock oil
business process reengineering
caraine
cardboard space former
cardinon
chamotte mold
cold compression
convolutional integral
correction method
Coustellet
customer mentality
Darouwirou
digit analysis
diplochasma sauteri
DSC curve
dushan jade
dustuck
electromechanical stress cracking
en ventre sa m'ere
fiber data link
flight service station
foreign substrate
Garryales
gear tooth burnishing machine
Gordola
graphic optimization
headroom of flight
Hydrophyllum
ignioperation
impulsivities
interpretation of statutory language
ion trap magnet
Isikisia
lamno3-lacro3 solid solution
lateral wind axis
lateralizing
lime glaze
looners
low-gravity fuel
lyra viol
membranae serotina
methane acid
methionyl-tRNA transformylase
minister of transport
monoenergetic electron beam
Multitest
nail margin
nontextile
occurs clause
osteochondritis ischiopubica
pattyann
petrographic analysis
phung
Polianthes tuberosa
pot-rack
pressurisations
punio
rain-slicked
ribopyranoside
rosmersholm
Schwartz's test
side-to-side
special world intervals
spray tray type deaerator
standard expression method
strong decay
target array
texture gradient
thermostatic evaporator
three-dimensional fundamental form
Time-beating
trilaminar blastoderm
tripolit(te)
turned you off
unappetizing
uncertained
unshavable
unsheathe
vainglories
vart
vectorgraph
vilayet
Voluntary Service Overseas
Wein
whimling
y'mean
You're a long time dead.
youres