同源的;减数分裂时配对的染色体来自相同祖先的

A Century of Memories (1930-1939) Three years into the depression, the American system was in grave danger. Unless it could change, and change quickly, it might not survive. The optimism of the “ 1)

发表于:2018-11-28 / 阅读(136) / 评论(0) 分类 疯狂英语2003年

In June, the Oxford English Dictionary, or OED added about 1,000 words and new definitions to its website. The changes are to help users understand a mix of terms, some dating back many centuries. The additions include words such as brencheese deaths

发表于:2018-12-08 / 阅读(76) / 评论(0) 分类 2018年VOA慢速英语(六)月

Broadcast: Jan 17, 2003 At the unveiling of the First Europeans exhibit, Ellen Futter, president of the American Museum of Natural History, offered reporters, 1) anthropologists and other scientists a

发表于:2018-12-08 / 阅读(115) / 评论(0) 分类 VOA2003(上)-科技先知

Study: Neanderthals Were Artists Some of the worlds oldest cave art is too old to have been made by modern humans, researchers say. Studies suggest that Neanderthals were responsible for creating cave drawings found in modern-day Spain. They also app

发表于:2018-12-18 / 阅读(123) / 评论(0) 分类 2018年VOA慢速英语(二)月

(WA-LC) Well, if there are no more questions I would like to continue our discussion of human evolution by looking at Homo erectus, the earliest of our ancestors who stood upright. Homo erectus lived about one and a half million years ago and was gi

发表于:2018-12-30 / 阅读(56) / 评论(0) 分类 托福听力短文

00:00:02 OPRAH WINFREY: Hattie Mae, this child is gifted, and I heard that enough that I started to believe it. 00:00:08 ROGER BANNISTER: If you have the opportunity, not a perfect opportunity, and you don't take it, you may never have another chance

发表于:2019-01-03 / 阅读(217) / 评论(0) 分类 2017年VOA慢速英语(十一)月

I Icariin 淫羊藿甙 Imperatorin 殴前胡素 Indigo 靛蓝 Indirubin 靛玉红 Inokosterone 牛膝甾酮 Insularine 岛藤碱 Insulin 胰岛素 Inulicin 旋覆花内酯 Iosmatrine 异苦参碱 Isoa

发表于:2019-01-03 / 阅读(78) / 评论(0) 分类 医务英语

欣赏独具创意的英语广告!边听边看边学,品味世界名牌的风范,从细微之处感受英美社会的文化。

发表于:2019-01-05 / 阅读(157) / 评论(0) 分类 广告大餐

This is Scientific Americans' 60-Second Science. I am Cynthia Graber. This'll just take a minute. Air pollution is bad for our health, but scientists say we don't know much about the long-term effects. So researchers in Canada and the Netherlands dec

发表于:2019-01-08 / 阅读(106) / 评论(0) 分类 Scientific American(二)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember. This week, we will tell how a discovery in Kenya has started a scientific debate about early human ancestors. We also will tell how peo

发表于:2019-01-11 / 阅读(113) / 评论(0) 分类 VOA慢速英语2007年(九)月

New Species Might be Human Ancestor Fossils found in a South African cave might belong to a new species of early humans that holds a unique place on the evolutionary road to modern man. On a 2008 mapping expedition in Malapa, South Africa, American p

发表于:2019-01-13 / 阅读(101) / 评论(0) 分类 VOA标准英语2011年(九月)

LULU GARCIA-NAVARRO, HOST: If you're looking to settle in for a long, meaty read as the days get shorter, the new novel The World Of Tomorrow is the sprawling story of three Irish brothers and their adventures in an America on the cusp of World War I

发表于:2019-01-16 / 阅读(66) / 评论(0) 分类 2017年NPR美国国家公共电台9月

ARI SHAPIRO, HOST: The human species is about to change dramatically. That's the argument Yuval Noah Harari makes in his new book Homo Deus: A Brief History Of Tomorrow. Harari is a history professor at Hebrew University in Israel. He expects we will

发表于:2019-01-16 / 阅读(80) / 评论(0) 分类 2017年NPR美国国家公共电台2月

Science and Technology 科技 Human evolution 人类进化史 You look familiar 似曾相识 Another piece of humanity's family tree is fitted into place 南方古猿sediba的发现填补了人类家族谱系的关键空白 THE opening scene of Mel B

发表于:2019-01-26 / 阅读(87) / 评论(0) 分类 经济学人科技系列

Hobbit Ancestor Bones Found 霍比特人祖先的骨头 Small human-like creatures lived in Indonesia 50,000 years ago, and a recent study found evidence of their much older ancestors. Scientists working in Indonesia say they found several teeth and

发表于:2019-02-12 / 阅读(352) / 评论(0) 分类 2016年VOA慢速英语(七)月

Science and technology 科学技术 Human evolution 人类的进化 You look familiar 你,似曾相识 Another piece of humanity's family tree is fitted into place 确定另一支人类谱系 THE opening scene of Mel Brooks's film History of the Wo

发表于:2019-02-16 / 阅读(111) / 评论(0) 分类 经济学人科技系列

1.establishment n.确立;建立;家业 Because of the establishment of the patriarchy, androgyny gradually retreated from the mainstream society. 但由于父权制度的确立,双性同体思想逐渐从主流文化中隐退。 2.aspire v.热望

发表于:2019-02-16 / 阅读(117) / 评论(0) 分类 经济学人科技系列

Human evolution 人类进化史 You look familiar 似曾相识 Another piece of humanitys family tree is fitted into place 南方古猿sediba的发现填补了人类家族谱系的关键空白 Sep 10th 2011 | from the print edition THE opening scene

发表于:2019-02-17 / 阅读(140) / 评论(0) 分类 经济学人综合

Human evolution 人类的进化 You look familiar 你,似曾相识 Another piece of humanitys family tree is fitted into place 确定另一支人类谱系 THE opening scene of Mel Brookss film History of the World: Part One dispenses with human ori

发表于:2019-02-17 / 阅读(119) / 评论(0) 分类 经济学人综合

Science and technology 科学技术 Human evolution 人类的进化 Ask the family 寻根问祖 Human ancestry has just got more complicated 人类祖先之谜变得愈加复杂了 ONE of the oddest things about Homo sapiens is that he is alone. 有关

发表于:2019-02-24 / 阅读(130) / 评论(0) 分类 经济学人科技系列
学英语单词
Acarbodavyne
acoustical wave
adjacent region
alternating current amplifier
blow from a gun
breakoff phenomenon,breakoff feeling
busy jack
carmine chloral
cemented needle
central file system
ceramic gas turbine
chickcharnies
choused
closing sitting
collision rift
compinable
contact freezing
dead weight testing machine
decoded
diaphragm pressure gage
drainage by incision of posterior vaginal fornix
dry dock
E.C.
economic ideals
Ehrlich, Eugen
ejection bar
endermical
endocrinic cardiopathy
external and internal angular processes
fermionic string
financial-market
frail job
frictional constraint
gassed
general disposition
gone into a huddle
happist
hemicranic equivalent
herbstritt
induced unitary representation
inline space
innating
interrenals
Iridisite-beta
JOHNNIAC
junketted
koreanspice viburnum
length of normal
light excitation
lipoylated
Lithocarpus konishii
Masalog
material characteristics
molecular mechanics
Motorama
natural yog(h)urt
nerte
non-sticking wax
nourishings
nrhas
Omlet
osteoarthrosis deformaris endemica
over hang wheel
overhead rail collector
packing heat
phytologic
ping ya
placenta cotyledonata
platform slipping ring
please do
plexiglass(plexiglas)
pouching
quashed
queenpins
radar control
radial photometer
radiation field statistics
radio detection and ranging (radar)
rotenturm wind
rumpies
SA de CV
schistosome cercarial dermatitis
shoare
sneakingness
sounding lines
sphygmogenin
spread over
squirrel-tailed
stormer
synkinematic granitization
syrup of lime
tak-shing
tangleberry
thermosystaltic
Tunesin
ultratraditional
undecynedicarboxylic acid
Veterans Administration
water allowance
water sublimator
weld -metal zone