辐合效度考验

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(132) / 评论(0) 分类 VOA标准英语2018年(五月)

I'll tell you what they do next. 让我告诉你他们的表现。 In one study, they told us they would probably cheat the next time instead of studying more if they failed a test. 在一项研究中,他们告诉我们, 如果他们某次考试未

发表于:2018-12-08 / 阅读(127) / 评论(0) 分类 TED演讲国际问题篇

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(193) / 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(105) / 评论(0) 分类 轻松英文阅读

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(160) / 评论(0) 分类 英语新闻

1.There comes a point in life when you get tired of chasing everyone and trying to fix everything, but its not giving up. Its realizing you dont need certain people and things and the drama they bring. 1.人生中总有些时候你会厌倦追赶他人

发表于:2019-01-08 / 阅读(303) / 评论(0) 分类 励志英语

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(196) / 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(161) / 评论(0) 分类 TED演讲教育篇

过来人的十大箴言

发表于:2019-01-17 / 阅读(155) / 评论(0) 分类 阅读空间

GWEN IFILL: In the eight years since Apple unveiled its first smartphone, an entire generation of young users has spring up who never knew a world without a device in hand. That's the starting point for the latest addition to the NewsHour Bookshelf,

发表于:2019-01-27 / 阅读(188) / 评论(0) 分类 PBS访谈教育系列

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(129) / 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(145) / 评论(0) 分类 VOA常速英语2013年(八月)

1. Everyone needs free space 每个人都需要自由空间 Many people think that a true love means that they should spend 24 hours a day together with the person they love. Such schedule will make you lose your identity in a quite short period of t

发表于:2019-02-05 / 阅读(144) / 评论(0) 分类 阅读空间

Selfie sticks, for better or worse, have taken the world by storm. 无论结果是好是坏,自拍杆已经席卷全球。 However, a pair of US artists believe they have gone one better, with a selfie arm. 然而,两位美国艺术家相信,他们

发表于:2019-02-05 / 阅读(127) / 评论(0) 分类 阅读空间

Itcanbeinferredfromthepassagethatthe authorwouldbemostlikelytoagreewith whichofthefollowingstatementsregarding socioeconomicclassandsupportforthe rebelandLoyalistcausesduringthe AmericanRevolutionaryWa

发表于:2019-02-06 / 阅读(149) / 评论(0) 分类 英文语法词汇

1. I miss you. If conversation was the lyrics, laughter was the music, making time spent together a melody that could be replayed over and over without getting stale. Nicholas Sparks 1.我想你了 如果我们的谈话是抒情诗,笑声是音乐,

发表于:2019-02-08 / 阅读(110) / 评论(0) 分类 英语口语

Whether you are young or young at heart, it is never too late to change or incorporate some new (and better) practices into your daily life. Here are 10 wise lessons that I wish I knew when I was younger: 不管你是真的风华正茂,或是心态年

发表于:2019-02-11 / 阅读(133) / 评论(0) 分类 实用英语

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(176) / 评论(0) 分类 经济学人科技系列

I cherish being around people who are totally comfortable with who they are. There always seems to be an aura of love and acceptance that follows these folks around. 在我眼里,悦己的人非常可贵。他们身上总是闪耀着爱和接纳的光

发表于:2019-02-17 / 阅读(160) / 评论(0) 分类 阅读空间

10 Wise Lessons: What I Wish I Knew When I Was Younger 过来人的10句箴言:年轻的时候懂这些道理就好了 As I recently celebrated another year of life and am entering a new phase of mid-life (whatever that is) I began to contemplate t

发表于:2019-02-18 / 阅读(176) / 评论(0) 分类 英语美文
学英语单词
1-benzoxy-5-iodopentane
a priori probability
ahmadi
aleator
antidotum
arm indicator
arpeggiated
Auchenmalg Bay
auditory cortex
bad bitch
bailed him out
baloghs
belt feed slide
Blainville-sur-Mer
block count exit routine
brake shoe side cover
C-MARE
case seal missing
cause the fur fly
ceramide
Chirita rotundifolia
common carrier telecommunication
crew neckline
decaploidy
delysid
discretionary account
dosis
electrosparking
environmental accident
Euphorbia sieboldiana
exercise capacity
exposed gravel aggregate panel
facsimile communication system
fission power plant
flabbergasts
flash reconnaissance
fluttering
forchanged
Fort Bragg
fort worths
Froude dynamometer
fuel cladding embrittlement
fully tax-exempt treasury securities
geochemistry of oilfield water
gerb
gnosticizes
green bamboo
groundhoppers
guadalupano
half-breeds
high dump box
hole pitch in sieve tray
homo sapiens diluvialis
hot bead
immunological paralysis
jaup
lgv
logic testing
magnetostrictive delay line storage
make his law
marcellin
marine environmental quality
micromanager
Misembarking
money-back guarantees
non-storage
nsue
offences against personal liberty
panhead-bolt
pineapple crown
plume
pole beans
pre-authorised payment
proximum
pyrularias
quantitative gel diffusion tests
rectangular projection
renaturalizations
ring pellet
rocket balloon instrument
SDF (seasonal derating factor)
semi-cylindrical die
spectroscopy by prism
splenic tumor
stigmina sapii
strain relaxation
strength-druation curve
strong holding device
submarine safety lanes
system of electromagnetic units
texted
to start up
toxidermatosis
track photometry
transport protocol standard
triplex system
unit status
unknown variable
Wandala
wheel seat
zamoyskis
Złochowice