生物沉积作用

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(74) / 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(71) / 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(97) / 评论(0) 分类 万花筒2006年

Business, Farming Go Greener to Protect Nairobi Water Supply 商业农业双管齐下保护内罗毕水资源 NAIROBI In a unique pairing of business interests and conservation, a new water fund is launching in Kenya to better-protect Nairobi's main

发表于:2018-12-16 / 阅读(61) / 评论(0) 分类 VOA标准英语2015年(三月)

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(62) / 评论(0) 分类 Daily English-2017.5

Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year

发表于:2018-12-24 / 阅读(54) / 评论(0) 分类 2017年Scientific American(四)月

Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year

发表于:2018-12-24 / 阅读(62) / 评论(0) 分类 2017年Scientific American(四)月

The K-T boundary marks the end of the age of dinosaurs, and the beginning of the age of mammals. KT界限层标志着恐龙时代的终点和哺乳动物时代的开端。 But does the K-T boundary really signify the absolute end of all dinosaurs? 不过

发表于:2018-12-28 / 阅读(75) / 评论(0) 分类 侏罗纪搏击俱乐部

Among these vessels, how many went down with all hands, with their crews and hosts of immigrants, 在这些船只中,有多少是和它们的船员旅客和财物一起, at these trouble spots so prominent in the statistics: Cape Race, St. Paul I

发表于:2018-12-31 / 阅读(68) / 评论(0) 分类 《海底两万里》中英双语有声读物

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(84) / 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(133) / 评论(0) 分类 2006年VOA标准英语(十一月)

商业农业双管齐下保护内罗毕水资源 Jane Kabugi, 68, is readying for her planting season. For five years, she was a subsistence farmer-consuming all she produces. 现年68岁的简恩卡布吉为自己的种植季节做好了准备。这

发表于:2019-01-14 / 阅读(74) / 评论(0) 分类 VOA标准英语2015年(八月)

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(118) / 评论(0) 分类 阅读空间

Aah, snorkeling in the Great Barrier Reefblue, clear water, magnificent coral, beautiful fish. How about cloudy water and dying coral and you have to look pretty hard to spot a fish anywhere? Nobody would want to go snorkeling in waters like you just

发表于:2019-01-26 / 阅读(50) / 评论(0) 分类 英语听力文摘 English Digest

Gibbs is perhaps the most brilliant person that most people have never heard of. Modest to the point of near invisibility, he passed virtually the whole of his life, apart from three years spent studying in Europe, within a three-block area bounded b

发表于:2019-01-29 / 阅读(68) / 评论(0) 分类 万物简史

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(83) / 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(86) / 评论(0) 分类 2006年慢速英语(十一)月

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(84) / 评论(0) 分类 VOA标准英语2011年(十二月)

Simpson turned her search for Jandali into a basis for her second novel, The Lost Father, published in 1992. 辛普森用她寻找钱德里的故事作为第二本小说的蓝本,名为《失散的父亲》,1992年出版。 (Jobs convinced Paul R

发表于:2019-02-22 / 阅读(68) / 评论(0) 分类 乔布斯传

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(91) / 评论(0) 分类 万物简史
学英语单词
-crasy
.bwv
240
additive two-way layout
adult-film
apple of my eye
arcdamping
Behnken's unit
Books of Shadows
brake squeak
Butler, Joseph
centre hole of lathe
Charles McLean
clitoridectomized
coca plants
commnad control program
compulsory parasite
de-Stalinise, destalinising
dropping away
dual purpose penetrant
edd
energy-saving industry
enkianthus chinensis franch.
Enler
frankenfeld
Gezi
ghost net
glen-plaid
glucosidolytic
grudgins
herdrich
high-fidelities
honeycomb structure laminate
innovative differentiation
integrated country approach
intermediate sight
intersex phenotype
karoo
knitted shirt
Linofilm typesetter
made a nuisance of himself
magnetic bubble-domain materials
magnetic environment
manganotantalite
manhole dog
Mendeleeff's law
minnesota internet users essential tool
minor offence
miswaak
moth-ers
Mundaneum
nosy-parkers
note values
occupational values inventory
oil-painted
okapis
optimal spacing of order statistics
ornithichnites
Orsay Alice cyclotron
oscule
outpsych
Parathuramminacea
pbsryngosalpingitis
pepperbrand
postfrontier
potential equilibrium
prenuptial play
probabilists
proprietor fund
pure finder
Quichuan
return-trace
run this way and that
satellite overall design
semiconductor radiation detector
semirigid packaging material
sensibility limits
sequential conversion
serymonie
short term curing
shrank on
silesias
sow tares among someone's wheat
string built-in function
Sulf-10
systematized elastorrhexis
take-up pawl
Tamūgheh
Tatal
text component
theory of integrative level
traction condition characteristic test
triamcinolone acetonide
trimethylborate
trust game
unless otherwise prescribed
untattered
versatile cyclotron
voteens
wave-powered air-turbine generator
Weston normal cell
white dermographism