(下)同调边缘同态

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(101) / 评论(0) 分类 2018年VOA慢速英语(六)月

Cooling, Drying Climate May Have Led to Neanderthal Disappearance A new study suggests that ancient periods of cold and dry climate helped our species take the place of Neanderthals in Europe. Researchers found that such cold periods happened at the

发表于:2018-12-08 / 阅读(94) / 评论(0) 分类 2018年VOA慢速英语(九)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(140) / 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(158) / 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(89) / 评论(0) 分类 托福听力短文

I don't want any hassles with the fuzz. hassle:麻烦 fuzz:[美俚]警察 我可不想跟条子发生口角。 -Howard:Fine, what color do you want? 好吧,你想要什么颜色? -Sheldon:You know the pale blue of Luke Skywalker's Lightsa

发表于:2019-01-01 / 阅读(93) / 评论(0) 分类 生活大爆炸第二季

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(258) / 评论(0) 分类 2017年VOA慢速英语(十一)月

Ancient Finger Bone Found in Saudi Arabia is 90,000 Years Old A finger bone is pointing to what scientists are calling a new understanding of how ancient human beings came out of Africa and began settling the rest of the world. The middle bone of an

发表于:2019-01-03 / 阅读(117) / 评论(0) 分类 2018年VOA慢速英语(四)月

'Human' Remains Found in Ethiopia Said to Be Up to Four Million Years Old 埃塞俄比亚发现四百万年前人类遗迹 The team of scientists from the Cleveland , Ohio Museum of Natural History re

发表于:2019-01-03 / 阅读(138) / 评论(0) 分类 VOA2005(上)--文化教育动态

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(106) / 评论(0) 分类 医务英语

H Harmaline 骆驼蓬碱 Harmalol 去甲骆驼蓬碱,骆驼蓬酚 Harmine 哈尔明碱 Harringtonine 三尖杉酯碱 Hawthorne Berry P.E 山楂果提取物 Hawthorne leaf P.E 山楂叶提取物 Haya

发表于:2019-01-03 / 阅读(102) / 评论(0) 分类 医务英语

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(146) / 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(125) / 评论(0) 分类 VOA标准英语2011年(九月)

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(108) / 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(383) / 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(140) / 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(147) / 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(176) / 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(146) / 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(160) / 评论(0) 分类 经济学人科技系列
学英语单词
5'-iododeoxyuridine
a bargain is a bargain
accuracy of operation
actisomide
among which
amphr., amp-hr
amplitude modulation type ultrasonic diagnostic equipment
anthosperm
anticorrosive varnish
at the caprice of
axiom of sum-set
Aythya affinis
bazirite
beef olive
begonia cathagana hemsl.
besigomsin
bethe-weizs?cker cycle
building time
bulk freight container
Cardiomyomectomy
clean bed
coffee-cup
computer name
conclude a peace treaty
control of weeds in narrow-row soybean
Crookes's space
cymbidium actum ridl.
digimatic
dinner sets
diplodocine
electronic paramagnet resonance(EPR)
energy level diagram
entailed
ESCD
excess deficit
fancy one's chances
fielding team
fire retardant adhesive
froise
genus carissas
get the fag end
green sky
Hamathite
have one's eye s on the ball
high mass
Hill problem
holoblastic egg
inhibiters
isolation joint
jointing of tubes with tubesheet
keddahs
ktunaxa
lakme
lift one's face
literature review
make good his retreat
map design
marmalize
medicago minima lam.
MQFP
Najdi
network interconnected
noise-producing material
nonfoveal
npfl
Paracortol
penis locking sensation
perthitization
PHALLOSTETHOIDEA
phosphate comparator
pineapple jelly
pinky swearing
pit-pair
poconos
primitive choana
product owners
profit amount
quent
reverse engine
robinson jefferss
rotating ring
saturation of pole
set shots
smei-
Spanish
sprayed metal
steady-state characteristics
stratostat
Symphyocladia
three-islander
transmission-line current
tribalism
turkey reds
uk edition
universal asynchronous port
water-baseds
wholesale business
wooden wheel
ws_ftp
yhalwed
Zāwiyat Qirza