泥沙淤积

This is Scientific America's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. Its hot to research life in extreme environments. There are organisms that thrive in boiling hot thermal vents and in toxic stews. These extremophiles, as

发表于:2018-12-24 / 阅读(68) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres a Native American site in Ohio that appeared to be a fort. But recent discoveries by archaeologists at the University of Cincinnati show thats n

发表于:2018-12-24 / 阅读(90) / 评论(0) 分类 Scientific American(九)月

Roughly 1,000 years ago, Europe enjoyed several centuries of balmier average temperatures. Dubbed the Medieval Warm Period, it was the last time before the present that agriculture could flourish in Greenland. This era also provided fodder for countl

发表于:2018-12-24 / 阅读(85) / 评论(0) 分类 Scientific American(十一)月

13. We want to go to the estate agent and see what they have. 我们打算去找房地产中介看看有什么房子。 还能这样说: We will see the houses through the estate agent. We'd like to go to the estate agent to see what they offer. 应用

发表于:2018-12-25 / 阅读(69) / 评论(0) 分类 情景会话口袋书人际篇

(MA) Look at our topographical map and you'll see that the middle third of the North American continent --- from the Rocky Mountains almost to the Mississippi River --- is pretty flat. This is the Great Plains. This kind of area is sometimes called

发表于:2018-12-30 / 阅读(52) / 评论(0) 分类 托福听力短文

About 110 million years ago, a large plant-eating dinosaur covered with sharp points walked the land. Called a nodosaur, it is now the best example of its kind ever found. This new species of dinosaur is being called a one-in-a-billion discovery. Rec

发表于:2019-01-02 / 阅读(98) / 评论(0) 分类 2017年VOA慢速英语(五)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Farmers fertilize their fields to get the maximum meal from their crops. But the effects of these loads of nitrogen and phosphorous extend beyond the field and past

发表于:2019-01-08 / 阅读(94) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. As scientists delve deeper beneath the oceans surface, they find bizarre creatures that have adapted to harsh and extreme environments. Now comes a new o

发表于:2019-01-08 / 阅读(88) / 评论(0) 分类 Scientific American(四)月

Lake Sediment Could Better Date Ancient Finds Radiocarbon dating is the best-known and most widely used method to determine the age of organic material, such as bone or wood or plant matter. All such material contains radioactive carbon atoms, known

发表于:2019-01-14 / 阅读(74) / 评论(0) 分类 VOA标准英语2012年(十月)

What then of manned space exploration? 那载人的空间探索呢? The government recently announced plans to return to the moon by 2024. 美国政府最近宣布了2024重返月球的计划。 The successful conclusion of that mission will result

发表于:2019-01-18 / 阅读(63) / 评论(0) 分类 TED演讲商业篇

I think there are probably three key points here. 我认为有三个关键问题。 The first one is about the stories that we tell ourselves. 第一个关键是我们对自己的认识。 For so long, I told myself that I couldn't have an adventure

发表于:2019-01-18 / 阅读(86) / 评论(0) 分类 TED演讲教育篇

The 9/11 terrorist attack in New York not only killed people. It also killed local businesses, too, as many residents and companies moved out of the devastated area. 10 years on things are finally recovering. One Chinese restaurant has been part of t

发表于:2019-01-19 / 阅读(86) / 评论(0) 分类 世界各地新闻集锦

Topics: American Authors Rachel Carson; the board game Monopoly; gas guzzler and other car descriptors; money order; way to establish or way to establishing Words: conservationist environmental movement pesticide to eradicate compelling indiscriminat

发表于:2019-01-22 / 阅读(75) / 评论(0) 分类 美语听力 English Cafe

The geology of the planet 地球的地质情况 Welcome to the Anthropocene 欢迎来到人类纪 Humans have changed the way the world works. Now they have to change the way they think about it, too 人类改变了世界运行方式,现在,人类不

发表于:2019-01-26 / 阅读(108) / 评论(0) 分类 经济学人综合

Abrupt junction 突变结 Accelerated testing 加速实验 Acceptor 受主 Acceptor atom 受主原子 Accumulation 积累、堆积 Accumulating contact 积累接触 Accumulation region 积累区 Accum

发表于:2019-02-05 / 阅读(86) / 评论(0) 分类 实用英语

CANBERRA, Oct. 14 (Xinhua) -- Australian scientists have made the alarming discovery that sea levels have risen more in the past century than at any other comparable period in the past 6,000 years. Researchers from the Australian National University

发表于:2019-02-06 / 阅读(79) / 评论(0) 分类 英语新闻

WASHINGTON, July 5 (Xinhua) -- David Beckham will sit out the next game after he received a ban from Major League Soccer on Thursday for kicking a ball at an opponent in the Los Angeles Galaxy's loss at San Jose. Beckham kicked a ball at San Jose's S

发表于:2019-02-08 / 阅读(135) / 评论(0) 分类 英语新闻

Saying Good-bye to Cambridge Again --by Xu Zhimo 再别康桥 徐志摩 Very quietly I take my leave As quietly as I came here; Quietly I wave good-bye To the rosy clouds in the western sky. The golden willows by the riverside Are young brides in the

发表于:2019-02-18 / 阅读(101) / 评论(0) 分类 阅读空间

世界本没有长难句,修饰成分多了,便有了长难句。 阅读速度大部分来于短时间内理解长难句的能力。 大家在看长难句的时候,多思考,一个句子为什么这么长,常见的修饰成分到底有哪些?

发表于:2019-02-18 / 阅读(99) / 评论(0) 分类 托福英语

The deputy governor of China's central bank, Yi Gang, said in an interview with CCTV that China's foreign exchange reserve is within reasonable range. Our foreign exchange reserve increased from less than 300 billion US dollars in 2002 to 3.99 trilli

发表于:2019-02-25 / 阅读(108) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
aerodontalgia
afermentans
altercative
alysoid
arcospectron
arms-races
axial thrust balancing mechanism
axiom of choice
bm ews(ballistic missile early warning system)
bookkeeping of bank
Caxias do Sul
ceiling power block
censive
character fragging
circular-thickness
co-ventures
conditional matrix
controller action
coronavirus group ii turkey bluecomb virus
Cryoleucotomy
damp tolerant plant
dial ystem
dihydrocaliciferol
directional frequency response of microphone
Dobrinskiy Rayon
dune valleys
electrical consumption
endarking
equalling
exophelloderm
extr
extravagate
filter glass
floor varnish
Fröttstädt
furbelow
furterene
further education
gauge length strain
ghost mode
global climatologic change
glumelle
graphical chart
gtos
hip-house
hyg
identificationtopology
incentive standards
Indian Claims Commission
interfering input
international roughness index
Ipomoea imperati
knowland
legal beagle
make its mark
Merrilliopanax
method of luminescent bacteria
monetary items
monitoring turbidimeter
mortgage bank debenture
multi purpose space
naringetol
neers
neputas
NTFS
octapole
off-scum
ova-rian
Palm Springs
pancake-bell
payolas
percentage of men,women and children
phyllachora minuta
PIGF
PNAP
polymer layer
preout
private-viewing
Railway Additional Transit Period
rapines
Rastrelliger kanagurta
rectilinear complex
residents' association
sales of property
seashore
seedling blight
Shewanella
Small Eid
soil organic phosphate
stiff as a board
suit bag
telegraph orderwire
the positive
Thespis divaricata
trade-off studies
vacuum tower telescope
valeyable
verification methodology
Wardsville
wetwork
worst-case bound
Z.S.T.