沉积物年龄

Beginner A: how old is Keith? B: hes 21. how old is James? A: hes a year older than Keith, but he looks younger. B: hows your father? A: hes fine. He retired last week. Its turning poing in his life. Now he can relax and enjoy his retirement. B: he

发表于:2018-12-02 / 阅读(123) / 评论(0) 分类 情景英语口语100主题

While on an expedition in western China twenty years ago, some explorers discovered the mummies of a tall, red-haired people. Though estimated to be nearly 4,000 years old, the corpses were quite well

发表于:2018-12-08 / 阅读(314) / 评论(0) 分类 赖世雄中级美国英语

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(96) / 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(93) / 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(62) / 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(103) / 评论(0) 分类 2017年VOA慢速英语(五)月

The Internet and social media are proving to be a double-edged sword. While they expand the possibilities of commerce and information-sharing, they are also used by terrorists(恐怖分子) to recruit members, to promote hate, and even to reveal ways

发表于:2019-01-06 / 阅读(124) / 评论(0) 分类 英语新闻

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(97) / 评论(0) 分类 Scientific American(四)月

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: Age of Japan is an incredible puzzle entertainment, which shines with unique graphics. All 40 game levels are rendered with Japane...

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 Daily Free Games

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: Age of Japan is an incredible puzzle entertainment, which shines with unique graphics. All 40 game levels are rendered with Japane...

发表于:2019-01-08 / 阅读(219) / 评论(0) 分类 Daily Free Games

Ice Age Melt Offers Future Climate Clues University of Wisconsin geologist Anders Carlson studies ice sheet melt from land and ocean sediment cores. His study describes what prehistoric Earth was like in North America and Northern Europe some 140,000

发表于:2019-01-13 / 阅读(72) / 评论(0) 分类 VOA标准英语2012年(八月)

Greenhouse Gas Speeded Ice Age Melting A new study in the Journal Nature provides compelling evidence that carbon dioxide was a major driver of climate change at the end of the last Ice Age. That correlation supports the prevailing scientific view th

发表于:2019-01-13 / 阅读(69) / 评论(0) 分类 VOA标准英语2012年(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(84) / 评论(0) 分类 VOA标准英语2012年(十月)

The same space seems shorter as we grow older, in youth we may have an absolutely new experience, subjective or objective, every hour of the day. Apprehension is vivid,retentiveness strong, and our re

发表于:2019-01-16 / 阅读(218) / 评论(0) 分类 阅读空间

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(67) / 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(94) / 评论(0) 分类 世界各地新闻集锦

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(116) / 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(89) / 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(109) / 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(107) / 评论(0) 分类 托福英语
学英语单词
Aconitum brevicalcaratum
adiabatic bomb calorimeter
Anie, Pic d'
anti-Catholicism
arbaprostil
automated radar terminal system (arts)
autorhymicity
bartells
basinski
beechers
Biboco
burr wire
capricorn beetle
Chakhe
Chipiona
color process
continuously adjustable oscillator
cuspis anterior valvae atrioventricularis
Deigratia
deplorability
depression of land
dignifiedly
dimensionless ratio
direct staining
discount earned
drug problem
ECDH
ediles
elevated pole
engine support insulator
escutcheon
faurot
Frei tests
Fylaki
gnu tape archiver
goss texture
grid floor
had reference to
hasting of maturity
hellgramites
heminothrus longisetosus
high-bypass ratio turbofan engine
hopeds-for
incontestibly
international dumping
Iodatacamite
job fairs
Keiskea szechuanensis
Klietz
lexuss
loaded question
main pin
marmar
minicharged
multivalver
music instructor
N-b-bis(2-chloroethyl)-2-naphthylamine
nanofossils
optional route
osteogenic tissue
paranza trawl
paste reactor
pe pae
photoluminescence detector
pilasters
plastic dip coating
pneumatic pressurizing
positive pulse
Pyrante
pythagoras ware
quartically
return of the value of the bill
Roman letter
ruliest
Rūdān, Rūd-e
saccharopsphorylase
sardello
science of computer programming
self liberation
series manufacturing
shiness
slot radiation
spadefoot
standard design of bridge
static-link library
stratum corneum
subgerminal process
SuDoc
superficies solo cedit
supervoltage transmission
swampglider
take the laboring oars
thalassocratic period
thickly populated
tin labeller
unstarring
Valmayor, Embalse de
vapo(u)rization heat
Vibrionseptique
waiting system
weeding
Zoanthropia