同型变态;半代谢

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(110) / 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(155) / 评论(0) 分类 VOA2003(上)-科技先知

An assistant at the morphing matter lab drops a few pieces of flat dry pasta into a pot of boiling water. In a few minutes, these rigid flat strips will turn into soft spiral shapes called fusilli that can hold a lot of tasty sauce. Packaging dry pas

发表于:2018-12-08 / 阅读(145) / 评论(0) 分类 VOA标准英语2018年(十月)

By Doug Levine Washington 30 April 2006 Donald Fagen likes to take his time. It took his group Steely Dan more than 20 years to tour, and it took the singer and keyboardist even longer to tour as a so

发表于:2018-12-16 / 阅读(198) / 评论(0) 分类 2006年VOA标准英语(四月)

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(170) / 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(98) / 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(270) / 评论(0) 分类 2017年VOA慢速英语(十一)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(154) / 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(117) / 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(157) / 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(136) / 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(121) / 评论(0) 分类 经济学人科技系列

Every year, TIME selects the best inventions that are making the world better, smarter andin some casesa little more fun. Here's which ones made this year's unranked list. 每年《时代》周刊都会选出让世界变得更美好、更智能或者更

发表于:2019-02-07 / 阅读(134) / 评论(0) 分类 英语新闻

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(396) / 评论(0) 分类 2016年VOA慢速英语(七)月

And the powerful lobby group Manufacture Australia has chosen controversial former underwear Queen Sue Morphett as its new chairwoman. And she resigned last year as the Chief Executive of Pacific Brands where she axed 1,800 jobs and moved production

发表于:2019-02-14 / 阅读(135) / 评论(0) 分类 澳洲ABC新闻快递2013年

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(153) / 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(155) / 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(188) / 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(159) / 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(170) / 评论(0) 分类 经济学人科技系列
学英语单词
abijon
acute anterior celluloneuritis
anticyclonic storm
area rib eye per cwt carcass weight
arm of stability
Bacillus coli immobilis
barrator
bellows type gun
board-rule
cable gram
Canadian Armed Forces
central epithelial tumor of jaw
chiclet keyboard
chop-chop
clapped rod
colour coordination
community security
crude death rate
curtailings
delysid
desenso
detractings
digestive physiology
dolichosaurs
family-value
FOR (forced outage rate)
forebody drag
full-load waterline
Galaxidi
Gallionella
gealous
gesture message
glass gall
graph rewriting system
gross production efficiency
growth controlled fracture
hexagonal pyramid of the first order
high-frequency capacitance microphone
hollow nozzle
hound piece
Hydroxymetholone
i-fa
ieos
in fraud of law
incentre
inferior costal fovea
infiltration flux
iodoform tests
irreducible ideal
jarbas
landscape gardener
law-offices
macgillivrayi
magnetotelluric field
mechanical selection
money hungry Japanese
moving medium acoustics
multistory foundation
night-shine
oceanic meteorology
parers
participatory group
Pentamycetin
planar control grid
planetary tuning gear
polar front
powan
principalrepresentation
protective ground
quasi-ngoes
Rackhams
radiographic testing machine
read-out voltage
road tripping
root tip
Sarcopsyllidae
seborrhea faciei
Seifert tube
Sequoia sempervirens
shell boiler
single-column punch machine
sql server
steel plate lining
Stepharotine
subthalamic region
summering
sweet maudlin
Tainia hookeriana
textdisplay instruction
theoretical dose
top dress
toroid structure
tortillon
traditional wedding
transmission-countershaft reverse gear
triplener
unfinished
uranium pentafluoride
water closet pan
weighing section
yttrialite- (y)
Z-zero boson