衰减振荡

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(143) / 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(203) / 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(113) / 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(171) / 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(208) / 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(168) / 评论(0) 分类 TED演讲教育篇

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(138) / 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(155) / 评论(0) 分类 VOA常速英语2013年(八月)

Itcanbeinferredfromthepassagethatthe authorwouldbemostlikelytoagreewith whichofthefollowingstatementsregarding socioeconomicclassandsupportforthe rebelandLoyalistcausesduringthe AmericanRevolutionaryWa

发表于:2019-02-06 / 阅读(156) / 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(184) / 评论(0) 分类 经济学人科技系列
学英语单词
-m
air supply (suction) opening with slide plate
akeda
Aneilema
anthropometrics
apostrophising
ASPHYX
authorized maximum towed mass
azimuth perturbation
backflush chromatogram
bagged us
balance in our favor
beam drill
Bennett, L.
binding mechanism for multilayer
border reivers
bounding mine
Camassia
capsular occlusion
Carral
configuration parameters
connection cable
control mode ventilation
controlling mind
conveyor band link
cooperative sector of the economy
costatum
covariant tensor of degree
cumal
Cumberlege
currency deflation
deck coil
denatured alcohol
difurfuroyl
dummy company
dyke (dike)
egg layer
facemaker
finickiness
flow surface
forhush
franklinite(francklinite)
frenz
Gable, (William) Clark
genus malvas
genus Testudo
georgia yellow pine
heart shape
heir of his body
helina punctata
hydrosulphide
hypersensititivity
input/output signal
interdiffusions
jar-to-signal ratio
kiddushin
KKKers
labradorite-porphyry
langwarrin
larcener
lightning calculator
limiting yield value
lower cut-off frequency
lunula lacrimalis
mexitil
monoaxenic
MSAR
nonstatives
oculus purulentus
oermann
off-gas piping system
ornithological geography
oxofangchirine
oxygen requirement
payer for hono(u)r
polarizers
popocrat
Prambanan
programming tape
projection generation
Ptah
pyrotherapeutic
raceabout
reassimilating
schnapp
sea surface temperature (sst)
semi-direct
soft dump
sound on
specific heats
Sphaeropleineae
Srebrenicas
steel wire type torquemeter
stillborn
super-advanced
takes a chance
to distribute
train composition
transfreted
twin-propeller-planes
under-writing
Washita National Wildlife Refuge