硅质火山岩﹐酸性火山岩

Its been five days since Hawaiis Kilauea volcano started erupting again, but a lot of the destruction is occurring miles from the mountain summit. 距离夏威夷的基拉韦厄火山再次喷发已经5天了,但是很多的破坏都发生在距离山

发表于:2018-12-02 / 阅读(130) / 评论(0) 分类 CNN美国有线新闻2018年6月

Scientists: Early Humans Were Not as Simple as One Would Think Scientists have discovered evidence that some of the earliest members of the human race, Homo sapiens, were surprisingly advanced. Scientists say these early humans knew how to use color

发表于:2018-12-08 / 阅读(100) / 评论(0) 分类 2018年VOA慢速英语(四)月

(woman) I'd like to begin by thanking Dr. Kane for inviting me to be here today. Although I'm not a geologist, I have been collecting minerals for years. My collection is rally diverse because I've traveled all over the world to find them. Today I'v

发表于:2018-12-30 / 阅读(111) / 评论(0) 分类 托福听力短文

Volcanos and Water Firefighters use water to battle a towering inferno.You might wonder if water could also stifle an erupting volcano. Actually, this experiment happens every time a volcano erupts at the bottom of the ocean. What happens when a volc

发表于:2018-12-31 / 阅读(113) / 评论(0) 分类 英语听力文摘 English Digest

Greek Island Shows Signs Of Volcanic Unrest Fira is a typical Greek city overlooking the Aegean Sea. Sitting atop a twelve hundred foot cliff on Santorini Island, its an ideal vacation spot. But this island wasnt always a paradise. Thirty five hundre

发表于:2018-12-31 / 阅读(152) / 评论(0) 分类 英语听力文摘 English Digest

Our climb continued. The gradients got steeper and narrower. Sometimes they were cut across by deep pits that had to be cleared. 我们继续往上走。石径愈来愈难走,愈来愈狭窄。有根深的空洞时时把路径切断,我们必须跳

发表于:2018-12-31 / 阅读(111) / 评论(0) 分类 《海底两万里》中英双语有声读物

IN THE NEWS - January 26, 2002: Congo Volcano By Caty Weaver This is Steve Ember the VOA Special English program, IN THE NEWS. Last week, a volcano exploded in the Democratic Republic of Congo. Hot me

发表于:2019-01-04 / 阅读(123) / 评论(0) 分类 教育与新闻

EXPLORATIONS - Yellowstone Volcano By Paul Thompson Broadcast: Wednesday, August 11, 2004 (MUSIC) VOICE ONE: This is Faith Lapidus. VOICE TWO: And this is Doug Johnson with EXPLORATIONS in VOA Special

发表于:2019-01-07 / 阅读(153) / 评论(0) 分类 Explorations

The Rock Cycles 岩石循环 Many people know what the water cycle is, but how about the rock cycle? 许多人都知道水循环,那岩石循环呢? Did you know that rocks also have a cycle? 你知道岩石也有循环吗? The rock cycle expla

发表于:2019-01-10 / 阅读(137) / 评论(0) 分类 与美国小学生一起学英文第10册

VOICE ONE: This is Faith Lapidus. VOICE TWO: An eruption of the Old Faithful geyser in Yellowstone National Park in 2006 And this is Doug Johnson with EXPLORATIONS in VOA Special English. Today we tell about Yellowstone National Park. It is one of t

发表于:2019-01-11 / 阅读(163) / 评论(0) 分类 VOA慢速英语2007年(九)月

Earth is Always on the Move 地壳总是在运动的 From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. Im Kelly Jean Kelly. And Im Christopher Cruise. Scientists who study the Earth tell us the continents and ocean floors ar

发表于:2019-01-11 / 阅读(118) / 评论(0) 分类 2013年VOA慢速英语(八)月

Earth's Surfaces Are Always Moving 地球表面一直在运动 From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Scientists who study the Earth tell us the continents and ocean floors are always moving

发表于:2019-01-12 / 阅读(108) / 评论(0) 分类 2014年VOA慢速英语(四)月

Unusual Mars Rock Surprises Rover Scientists Curiosity's engineers on Earth put the drilling and sampling tools on the rover's robotic arm to full use this week as they assessed the makeup of the pyramid-shaped rock. The sample is named Jake Matijevi

发表于:2019-01-14 / 阅读(136) / 评论(0) 分类 VOA标准英语2012年(十月)

It's been five days since Hawaii's Kilauea volcano started erupting again, but a lot of the destruction is occurring miles from the mountain summit. This is all started Thursday on Hawaii's big island. Kilauea, which means both spewing and much sprea

发表于:2019-01-19 / 阅读(126) / 评论(0) 分类 CNN美国有线新闻2018年7月

The canyon has power and attraction compelling the visitor to gaze into its depth. These few points to a time when rainfall here would be significantly greater and the river evermore able to cover its channel through the granite landscape. This volca

发表于:2019-01-22 / 阅读(162) / 评论(0) 分类 自然百科2013年

Now Im on the lookout for fuel for a nice warm fire. Therere loads of these birch trees around here, and these are what Im looking for. I can tell theyre birch just because of the way theyre silver-limbed. This time of year in the winter, all the lea

发表于:2019-01-23 / 阅读(171) / 评论(0) 分类 探索与发现2012年

We were left with this atmosphere made of molten rock and vaporous rock. It took millions of years for that atmosphere to fall out and to be replaced by an atmosphere made up of nitrogen and carbon dioxide and water vapour. These new gases came from

发表于:2019-01-23 / 阅读(131) / 评论(0) 分类 探索与发现2014年

Science and technology 科学技术 Mass extinctions 大灭绝 Small but deadly 陨石很小不过危害却很致命 The biggest extinction in history was probably caused by a space rock that changed the climate 历史上规模最大的一次物种灭绝

发表于:2019-02-06 / 阅读(102) / 评论(0) 分类 经济学人科技系列

Voice 1 Hello. Im Ruby Jones Voice 2 And Im Marina Santee. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 Suddenly you know th

发表于:2019-02-14 / 阅读(97) / 评论(0) 分类 环球英语 Spotlight

I'm deep in the heart of the Chihuahuan desert, western Texas,and I've reached arroyo. 我身处德克萨斯州西部的 奇瓦瓦沙漠的中心地带 现在我来到一处河谷 Look at this.A slash of green vegetation fed from spring water emergin

发表于:2019-02-21 / 阅读(129) / 评论(0) 分类 荒野求生
学英语单词
a long bit
a priorism
acknowledging impulse
always safely afloat
amarillis
amyl-
australopith
axial-flow ventilation
binary word
breakshuach
bring someone's heart into his mouth
brooder house
canoe-single
celiac syndrome
circuit-breader with lock-out preventing closing
Cloromilen
communication modem
compound tubnlar glands
condenser transducer
constant-incidence cruise
coolheadedness
Coppename
copper lead matte
crawl
crown mean diameter
define waypoint
DHTB
diagnoses
dilute urine
double-click
durgas
eat one's corn in the blade
edible dormice
El Faldar
electromechanical interlocking machine
Eliot, George
embryonal foot
exhaustivenesses
extended cartesian product
F clefs
farenheits
framed bent
girlness
grocer's itch
hand control sprayer
Hankow
hay equivalent
Hexaklor
high birefringence fiber
hyaline connective tissue
hydatic
Hylemyia
Indian Pacific
inductive meter
innermost electron
interior lighting
jacquet
jan gossaert
knuckle down to work
La Rivière
leasehold value
locus of KG
luthiens
make herself known to
manacles
mare-like plain
mucolytic enzyme
Nineteenth Amendment
nondescript herd
not to be dropped
offspringing
ordinal response
orthotopic graft
osi lmplementors workshop
parahermanites avenolithis
Ponte di Piave
precedence of pulse manifestation over symptoms
pull-down claw
pyrk
rabinovitz
ranga
Rankin Glacier
rated seat of loaded vehicle
recessive white
right handed crystal
Ruppiaceae
sedimentary organic material
sherrite process
single mixing
spectroscopic
stackin' papers
staphylococcus pneumonia
swing-beater pulverizer
syrupus zingiberis
test patterns
time stands still
twattles
up-and-coming
w-cell
water-thinned resin
woodmills
zoidiophilous flower