音标:[sjuːdəʊkən'vɜːdʒənt] ;
n. 伪收敛

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(64) / 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(121) / 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(49) / 评论(0) 分类 轻松英文阅读

Forcing Electrons into Superconducting Line In a study in the journal Nature researchers created a pseudo gap, in which electrons in superconducting materials line up just before flowing resistance-free. Sonya Buyting reports Imagine a world with lev

发表于:2019-01-02 / 阅读(211) / 评论(0) 分类 60秒科学

d-Pinoresinoldi-O-b-glucopyranoside 松脂酚双吡喃葡萄糖甙 d-Pinoresinol d-松脂素 Piperitone 胡椒酮 Plantaginin 车前甙 Platycodin A, C, D 桔梗皂甙A,C,D Podophyllotoxin 鬼臼毒

发表于:2019-01-03 / 阅读(137) / 评论(0) 分类 医务英语

假的,都是假的,真的我一定不会是这样的成绩的。 fake adj. 假的;冒充的 n. 仿造品;冒充者;骗子 v. 伪造;捏造;冒充;假装;欺骗 Im sure that I take a fake examination. 我确定我考了一个假试。 sham adj. 虚

发表于:2019-01-03 / 阅读(137) / 评论(0) 分类 英文语法词汇

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(88) / 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(125) / 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(87) / 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(69) / 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(69) / 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(87) / 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(104) / 评论(0) 分类 经济学人科技系列

Topic 1-Scarce Students in Rural Schools There is a primary school that only has one student in Wuzhai County of Shanxi Province. It is not a school for the super rich, but rather a rural school in remote areas. In fact, we are seeing more schools li

发表于:2019-02-22 / 阅读(165) / 评论(0) 分类 英语角-圆桌会议
学英语单词
a right angle
account of receipts
among the number
Andromeda polifolia
antilaundering
bar hops
believe in sth
bidirectional add/drop multiplexer
bind on equip
black atrophy
blind-bidding
Cabernet
chanthus
clausocalanus minor
clinoid plate
closed stock
cloudy wool
collateral value
concentricity gauge
cyclohexatrienes
cylinder-type chaff-cutter
dark radiation
data carrier storage
deadbolted
decempartite
design partnership
Desmarres' law
distance drive
doubledecker
down load
dozier
draw-bar power
dry fumarole
exorheism
flyhalves
fractional-octave
free central placentation
fruticosuss
gualala
harmonic asynchronous torque
have someone to wife
hot compressive strength
ill-favo(u)redly
in the frame
infrared brazing
interfiled
ismal
kidd-class
lactoflavine
mecambroline
medium-speed warming
meiotic non-disjunc-tion
militarus
military identification mark
milli-joule
mugilogobius abei
nakano
National Petroleum Institute
nibblers
nonfacts
noseness
nubigena
o-negative
paleocrystic ice
palsgraf
pareils
Phenecyclamine
Phodymeniales
plug-in console
plugs-in
point of space
Pontoporia
postbag
Quranizing
raatrani
radioactive tracer logging
real disposable per capita income
realized gains or losses
rosatannic acid
row format
Salix variegata
semilibera
serrasoid
shear entry table
shiesty
spectral index method
stadia survey
stennes
step-off
subsecretary
swea
synchro phase shifter
temporary staff member
trace range
triple cotton-covered
unidirectional current
variation with pressure
vohra
waterproofing plaster coat
white dirt
wig block
Zeisian sty