生物种概念

By 19, I was a fully-fledged movie actor, but still searching for definition. 当我19岁时,我已经是一个羽翼丰满的电影演员,但却仍在寻找定义。 I applied to read anthropology at university. 我在大学里申请攻读人类学

发表于:2018-12-05 / 阅读(89) / 评论(0) 分类 TED演讲娱乐篇

Broadcast: Jan 10 2003 The Pentagon has issued a statement 2) asserting the military is prepared to protect its personnel from possible biological weapons attack. On the surface, the Pentagon's assert

发表于:2018-12-08 / 阅读(79) / 评论(0) 分类 VOA2003(上)-健康之旅

Have you ever thought about your biological clock? Never! No. Men don’t have to think about that. Men may not think about their biological clocks, but they should. There are some men whose biologica

发表于:2018-12-11 / 阅读(109) / 评论(0) 分类 万花筒2006年

SCIENCE IN THE NEWS - Everglades National Park One of the Worlds Great Biological Wonders From VOA Learning English, this is SCIENCE IN THE NEWS in Special English. Im Faith Lapidus. And Im Shirley Griffith. This week, we tell about Everglades Nation

发表于:2018-12-16 / 阅读(57) / 评论(0) 分类 2012年VOA慢速英语(十一)月

SCIENCE IN THE NEWS - Everglades National Park One of the Worlds Great Biological Wonders STEVE EMBER: This is SCIENCE IN THE NEWS, in VOA Special English. Im Steve Ember. FAITH LAPIDUS: And Im Faith Lapidus. This week, we tell about Everglades Natio

发表于:2018-12-16 / 阅读(57) / 评论(0) 分类 2011年VOA慢速英语(十)月

Improve Your Writing by Using Concept Maps English learners face a common problem: their writing often lacks clarity and cohesion. That is according to Babi Kruchin and Alan Kennedy who teach at the American Language Program at Columbia University. T

发表于:2018-12-16 / 阅读(78) / 评论(0) 分类 2016年VOA慢速英语(九)月

She is grieving the loss of her biological daughter. 她沉浸在失去亲生女儿的悲痛之下。 图片1

发表于:2018-12-20 / 阅读(76) / 评论(0) 分类 Daily English-2017.5

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 facilitate [ fE5siliteit ] The broken

发表于:2018-12-30 / 阅读(119) / 评论(0) 分类 每日攻克5词

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? The Nobel Prize in chemistry goes to three men who revolutionized molecular life science, Japans Osamu Shimomura and Americans Martin Chalfie and Roger Tsien. They dev

发表于:2019-01-08 / 阅读(90) / 评论(0) 分类 Scientific American(十)月

By Lisa Schlein Geneva 20 November 2006 U.N. Secretary-General Kofi Annan is urging nations to do more to combat biological weapons, and to create global safeguards to keep them out of terrorist hands. Kofi Annan at a review conference on Biological

发表于:2019-01-12 / 阅读(146) / 评论(0) 分类 2006年VOA标准英语(十一月)

Tick-tock, tick-tock. Is that your biological clock? And if it is, are you female? Most people think biological clocks are strictly female phenomena, with infertility and the risk of certain diseases

发表于:2019-01-26 / 阅读(127) / 评论(0) 分类 阅读空间

AGRICULTURE REPORT - Biological Controls, Part 1 By Mario Ritter Broadcast: Tuesday, April 13, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biological controls are living

发表于:2019-01-30 / 阅读(93) / 评论(0) 分类 农业与发展

HEALTH REPORT - Study Links Brain Abnormalities to Sudden Death in BabiesBy Caty Weaver Broadcast: Wednesday, November 08, 2006 This is the VOA Special English Health Report. Scientists say they have

发表于:2019-01-30 / 阅读(103) / 评论(0) 分类 2006年慢速英语(十一)月

藻类Algae 两栖动物Amphibians 动物习性Animalbehaviour 动物资源Animalresources 节肢动物Arthropods 生物多样性Biologicaldiversity 生物资源Biologicalresources 生物圈保护区Bi

发表于:2019-02-02 / 阅读(109) / 评论(0) 分类 英文语法词汇

JINAN, May 14 (Xinhua) -- Chinese scientists said Saturday that they have found a new species of giant theropod dinosaur in the eastern province of Shandong. The new species, described as a close relative of Tyrannosaurus rex (T. rex), has been named

发表于:2019-02-05 / 阅读(102) / 评论(0) 分类 英语新闻

Israel Practices Biological Attack Response The Israeli government has carried out a two-day exercise it says is aimed at boosting preparedness for any terrorist attack aimed at sparking an outbreak of a highly contagious disease. Israeli officials e

发表于:2019-02-12 / 阅读(96) / 评论(0) 分类 VOA标准英语2011年(十二月)

Planning IELTS essays and finding ideas This lesson looks at how planning better can help you write better essays. I focus in particular on ideas something that catches many candidates out. The two key points are that the ideas you need to write an I

发表于:2019-02-18 / 阅读(130) / 评论(0) 分类 雅思英语

Coincident with concerns about the accelerating loss of species and habitats has been a growing appreciation of the importance of biological diversity,the number of species in a particular ecosystem,to the health of the Earth and human well-being

发表于:2019-02-19 / 阅读(143) / 评论(0) 分类 托福英语

Yet there is surprisingly little agreement on how many phyla there are or ought to be. 然而,令人吃惊的是,在关于有多少门或诙有多少门的问题上,人们的看法大相径庭。 Most biologists fix the total at about thirty, b

发表于:2019-02-26 / 阅读(100) / 评论(0) 分类 万物简史

According to a document released at the conference by China's Ministry of Environmental Protection, the country has established over 2700 nature reserves covering a combined area of nearly 1.5 million square kilometers. That accounts for about 15 per

发表于:2019-03-04 / 阅读(197) / 评论(0) 分类 2016CRI中国国际广播电台
学英语单词
a starfish
adiabatic inveriance
Albarran's gland
aminoquinuride
balance piston
banding chromosome
be (all) for
bear a resemblance
boathorse
bombing plane
bouillione
branch-based
Bregenz
caries atonica
Chifeng
chocolate root
class II equipment
coding switch
dead lever fulcrum
dessert
distribution media
double end snap gauge
dysnomia
echinated
eoraptors
equiangular triangles
euler method of integration
evidentiary privilege
Ferrier's method
fizziest
flexural-vibration
formylamide
Grafton Pass.
grain hopper body
grid cell
Guevarist
guglia
hangups
Harlan Stone
helium groups
hgnc
horned toads
howlies
insensitive
instrument servomechanism
iso-heptene
januszs
jeannot
Kampuchea
kidney piece
kills it
Kosagal
Lynen, Feodor
Manchester sett system
Marka(Merca)
mechanical drive turbine
method of likelihood
microfollicular adenoma
monetary gain or loss on long-term debt
mystery train
N-acetyldjenkolic acid
New Norfolk
nonumbilic
northern holly fern
partition fluidized bed
patchoulene
persuasive information
poking fun
polyphenylacetylene
positioning of stock
post-capitalism society
power output supplied by machine
psychotherapy efficacy
Reichmann's syndrome
resistance-capacitance circuit
revolution detector
roll cast
sciapody
scolytus multistriatuss
semi-metal
short haul call
shoulder height
silde-screw tuner
skew culvert
skilift
smoke-signal
speech filing system
strain ellipsoid
subcoxal pleurites
tertiomycin
toonacillin
unleachable matter
urorectal plicae
virgin islandss
well-defendeds
wet-field tractor
wheel static
white slag
yeast powder
Yours Respectfully yours
zigged
zirconsand