化口群集

Lesson 1 Finding fossil man 发现化石人 First listen and then answer the following question. 听录音,然后回答以下问题。 Why are legends handed down by storytellers useful? We can read of things that happened 5,000 years ago in the Nea

发表于:2018-11-27 / 阅读(996) / 评论(0) 分类 新概念英语第四册

But the glyptodont wasn't a reptile. So what was it? There is a relative of the glyptodont thats still alive today. It's the armadillo and it's a mammal, the only mammal with this kind of armor in the whole of North America. It may give us some idea

发表于:2018-12-03 / 阅读(150) / 评论(0) 分类 探索与发现2012年

[00:00.00] Unit 2 [00:01.41]Lesson 5 [00:03.37]on time [00:04.05]准时;不早不晚 [00:04.73]almost adv. [00:05.56]几乎;差不多;近于 [00:06.40]low adj. [00:07.47]低;矮 [00:08.54]truck n. [00:09.56]卡车 [00:10.58]guess v.n. [00:11.

发表于:2018-12-10 / 阅读(193) / 评论(0) 分类 广州初中英语5A

This is the VOA Special English Agriculture Report. Dickson Despommier is a public health professor at Columbia University in New York City. His area is environmental health sciences. One design for a vertical farm One day nine years ago, he and his

发表于:2018-12-15 / 阅读(145) / 评论(0) 分类 VOA慢速英语2008年(十一)月

Scientists say they're making more progress in understanding a rare animal fossil they found in China. International teams from the USA and China discovered a giant otter that lived six million years ago. Paleontologists say the fossil they found in

发表于:2018-12-19 / 阅读(153) / 评论(0) 分类 2017CRI中国国际广播电台

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. There's a huge, gunky brown cloud that lingers over south Asia and the Indian Ocean each winter. Its been known to cause respiratory diseases and even

发表于:2018-12-24 / 阅读(153) / 评论(0) 分类 Scientific American(一)月

Idiom: Like the back of your hand ( know something very well ) Hit the book: Explorer Survive Malaria Hike Fossil

发表于:2018-12-27 / 阅读(154) / 评论(0) 分类 趣味青春英语

EXPLORATIONS - A Sticky Black Hole of Ancient Death, Right in the Middle of Los AngelesBy Paul Thompson Broadcast: Wednesday, April 26, 2006 (MUSIC) VOICE ONE: This is Faith Lapidus. VOICE TWO: And th

发表于:2019-01-02 / 阅读(198) / 评论(0) 分类 2006年慢速英语(四)月

EXPLORATIONS - La Brea Tar Pits By Paul Thompson Broadcast: Wednesday, March 10, 2004 (THEME) VOICE ONE: This is Faith Lapidus. VOICE TWO: And this is Steve Ember with EXPLORATIONS in VOA Special Engl

发表于:2019-01-06 / 阅读(189) / 评论(0) 分类 Explorations

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Indiana Jones (I hate snakesI hate em!) would have totally despised a snake that lived some 60 million years ago. Because researchers working in Colombia have found th

发表于:2019-01-07 / 阅读(177) / 评论(0) 分类 Scientific American(二)月

VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with EXPLORATIONS in VOA Special English. Today we tell about an unusual scientific research area in the United States. It is filled with the remains of ancient animals. This unusual pl

发表于:2019-01-11 / 阅读(205) / 评论(0) 分类 VOA慢速英语2007年(十)月

By Greg Flakus Houston 28 August 2007 Lucy fossil display The fossilized bones of a female hominid creature found in Ethiopia in 1974 and today known around the world as Lucy are now in the United States on an unprecedented tour. The bones are part o

发表于:2019-01-13 / 阅读(213) / 评论(0) 分类 2007年VOA标准英语(八月)

Researchers get same yields with fewer fertilizers, pesticides Steve Baragona | Washington, DC 18 May 2010 Fossil energy use was compared among different crop rotation systems in a field experiment conducted between 2003 and 2008 in Boone Co., Iowa R

发表于:2019-01-13 / 阅读(159) / 评论(0) 分类 VOA标准英语2010年(五)月

The 22 artifacts include 17 jade disks and ornaments, 4 pieces of bronze ware, and a pottery figurine. Some of the items date back as far as 1600 BCE. However, the fossil, featuring a microraptor embedded in a rock, is considered to be the most valua

发表于:2019-01-19 / 阅读(128) / 评论(0) 分类 2015CRI中国国际广播电台

By Jessica Berman Washington 13 June 2007 Chinese paleontologists have unearthed a massive dinosaur fossil in Mongolia. They say the giant dinosaur belonged to a family of bird-like dinosaurs that were a tiny fraction of its size. VOA's Jessica Berma

发表于:2019-01-20 / 阅读(182) / 评论(0) 分类 2007年VOA标准英语(六月)

Vietnam to Increase Electricity Production with Natural Gas Imports Vietnam plans to start using liquefied natural gas, or LNG, by the year 2020. Although Vietnam has said it would be hurt by the effects of climate change, it plans to move forward wi

发表于:2019-01-21 / 阅读(285) / 评论(0) 分类 2018年VOA慢速英语(十二)月

Oil is good and bad. Its good because it helps our energy needs. Its bad because it causes pollution. Oil is a fossil fuel. Burning it produces carbon dioxide (CO2). This is one of the biggest causes of global warming. There isnt much oil left in the

发表于:2019-01-21 / 阅读(157) / 评论(0) 分类 纯正英语一分钟

By Caroline Sawyer Nairobi 08 August 2007 One of the world's oldest hominid fossils, which revolutionized theories of early man, has left Ethiopia to begin a controversial tour of the United States. Anthropologists want the remains of the fossil, kno

发表于:2019-01-30 / 阅读(192) / 评论(0) 分类 2007年VOA标准英语(八月)

拉美兹卡病毒疫情扩大,美国发布旅游警告 Four years ago, a rancher in the Patagonia region of Argentina came upon an old bone sticking out of his desert property near La Flecha. 四年前,在阿根廷的巴塔哥尼亚地区,一名

发表于:2019-02-06 / 阅读(200) / 评论(0) 分类 英语新闻

SCOTT SIMON, HOST: You might want to set aside your cornflakes for a moment now. Ed Yong writes in The Atlantic about a substance he says, quote, looks revolting but is also one of nature's more wondrous substances, unlike anything else that's been c

发表于:2019-03-04 / 阅读(185) / 评论(0) 分类 2019年NPR美国国家公共电台1月
学英语单词
ACST
adcmc
aha moments
alumina on silica
anniversary winds
answer by augmentation
apparent diffusion coefficient
Arcado-Cypriot
asthenic diathesis
Bacillus bronchitidis putridae
Baidit
bruise of quadriceps femoris
Caesarian section
canopy trailer
Cardiff Giant
Chateldon
coal oil mixture (com)
daily flucturation in soil temperature
dark growth reaction
de-epithelized skin flap
deflection angle traverse
deterrent measures
dialing call
direct-axis subtransient electromotive force
disjunctly
disorganising
doublefaced
duration time modulation
dutch collar
earth model
edge operator
erent
export-import financing
fanaticized
ferromagnetic amplifier
finite horn
first International
fomon
gainful occupation
genus trigas
grindelia squarrosas
hard fahlunite
hydraulically-powered winch
hyperbulia
instrument container
interview transcript
kanjifies
Katmai National Park
kyotorphin
lateral tracheal trunk
less-than-carload
life expectancy at birth
magneto-optic display
maung
millitary testament
minimum visibile
mixed source
montanti
Mountain Park
non rattling
non-elongated cheiloplasty
nyetwork
on line memory
outer post
oxyneuyine
panting arrangement
past due
periodic arc
persistent irradiation
Pistoia, Synod of
post-high-school
pound-force
power chain saw
predominant mean height
preservative efficiency
pretenture
primary pathogen
propulsion test
range cutoff
rawls criterion
reich
relubrications
round here
schizogeny
self-containments
shaker-sort
smell round
square socket wrench
square trench
stacketh
stimulation in the sea
storm oil tank
stricker-up
syndrome of stagnant and jamming dampness-heat
test chamber
the yangtze
three-axis trainer
time-sharing polling
Tizzio
translator directive
urban runoff
write it down