水流挟沙能力

As the world's biggest steel producer, China generates over half of global output every year, or more than twice the combined output of the next four leading steel makers: Japan, India, the United States and Russia put together. It's estimated the co

发表于:2018-12-02 / 阅读(171) / 评论(0) 分类 2016CRI中国国际广播电台

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(123) / 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(133) / 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(129) / 评论(0) 分类 Scientific American(十一)月

(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(102) / 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(138) / 评论(0) 分类 2017年VOA慢速英语(五)月

By Mil Arcega Washington 21 May 2008 The Air Transport Association predicts fewer domestic airline passengers in the U.S. this summer, between June 1 and August 31. The airline trade group says higher fuel prices and a weak economy have reduced airli

发表于:2019-01-06 / 阅读(137) / 评论(0) 分类 VOA标准英语2008年(五月)

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(143) / 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(117) / 评论(0) 分类 VOA标准英语2012年(十月)

Zhao Chenxin, spokesperson for Chinas National Development and Reform Commission, speaks at a news briefing in Beijing on August 16, 2016. [Photo: china.com.cn] Zhao Chenxin, spokesperson for the National Development and Reform Commission, suggests l

发表于:2019-01-17 / 阅读(155) / 评论(0) 分类 2016CRI中国国际广播电台

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(112) / 评论(0) 分类 TED演讲商业篇

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(138) / 评论(0) 分类 世界各地新闻集锦

Experts from China's top-think tank say the world economy has entered a new stage, but the economic re-adjustment currently taking place poses new challenges. Jin Bei, a senior researcher with the Chinese Academy of Social Sciences says global cooper

发表于:2019-01-19 / 阅读(135) / 评论(0) 分类 2015CRI中国国际广播电台

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(163) / 评论(0) 分类 经济学人综合

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(138) / 评论(0) 分类 英语新闻

YICHANG, Oct. 30 (Xinhua) -- China's Three Gorges Dam on Sunday reached its designed highest mark, the second time for the world's largest water control and hydropower project to run at full capacity. The water level hit 175 meters at 5 p.m. after st

发表于:2019-02-07 / 阅读(183) / 评论(0) 分类 英语新闻

今天我们要学的词是capacity。 Capacity, 容量。 The stadium was near capacity for last night's season opener, 昨晚赛季首场比赛,几乎座无虚席。 The campus housing has reached its capacity, 学校宿舍已经满员。 The Bei

发表于:2019-02-07 / 阅读(140) / 评论(0) 分类 英语单词荟萃

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(149) / 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(153) / 评论(0) 分类 托福英语

As the world's largest coal producer and consumer, massive coal production has powered China's economic advance over the past few decades. But shrinking domestic demand amid an economic slowdown has made much of this capacity redundant. Wang Xianzhen

发表于:2019-02-21 / 阅读(164) / 评论(0) 分类 2016CRI中国国际广播电台
学英语单词
accourting manager
alatorre
alcoholic paranoia
algol machine
auriculo-ventricular aperture (or auriculo-ventricular opening)
back-to-back duplex bearing
balancing aerial
Ban Pak Nam Li
bleep censors
Boletus frostii
Catacocha
chipped beef
chlorinated soda poultice
Chrysanthemum frutescens
close-to-convex function
collectaneum
commentaires
coning gas
consignees
corols
corpus glandulare (prostat?)
crappy
customers' order
data line monitor
dearbourne
Dinocapsales
dkp
Ease the helm!
ecological models
economic combination
edgeways
educashun
electromoxibustion-apparatus
Ellinger's method
elocutionary
enercology
first work piece
goldsmithing
Gubbi
horological machine
howard moss
IFFES
implantee
ingage
input parameter list
insulated cover
isothermal quenching
Like lambs to the slaughter
loans by saving department
log with
magnetic materials
main carrier
manganous sulfite
margin control
meissner's corpuscless
metastable molecule
micro-perforated plate muffler
miomirite
movable belt conveyor
mythopoetizes
nasal airway
naturistically
nephrosonograph
New Year's Days
nigger's head
only for
paysages
phasetrajectory
Platberg
preys upon
quadrant analysis
rating power consumption
re-definition
re-occurred
rod cluster control changing fixture
rotavated
rubstics
sat back
second-forbiden spectrum
service request signal
severeth
shunar
shuttle overtravel stops
snow cushion
solid carbide
SYNAPHOBRANCHIDAE
talking paper
tape device data block
the gate of ivory
the new territories
title block
trimorphisms
two-image photogrammetry
uric acids
vector program
venae centrales hepatis
Viola betonicifolia subsp. nepalensis
washerwoman's fingers
Weinberg angle
wheaten terrier
wind dead ahead