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(244) / 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(397) / 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(176) / 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(169) / 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(143) / 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(176) / 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(212) / 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(196) / 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(277) / 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(312) / 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(145) / 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(144) / 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(155) / 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(294) / 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(157) / 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(178) / 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(213) / 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(199) / 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(194) / 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(197) / 评论(0) 分类 托福英语
学英语单词
above sb
acquittals
after-glow duration
anschool
arrasenes
axiom schemes
azorubin test
backroom stock
bag sample
basic access model
Bills of Exchange Law
bootlaces
boylan
cart wheel
cell delay variation
Chiaromonte
Clausius-Dickel thermal diffusion column
clear makeup
colatitude
computer browser
counting house books
creeping strength
crown rent and premium ordinance
cryptographic exchange
cube-connected cycles
diver's watch
Dokuchayevsk
drapp
dual-circuit braking system
entoloma juncinum
equivalent axis coil
european tortoises
exploitation engineering
fetch candle
filtering stage
fusion-in-a-jar
gas grill
gear shaper
grid-based
half-bounds
have more than one's fair share of something
Hudimesnil
impact stroke
ingemar
Koyama-ike
l.e.d
Ledrit
linear speed method
malbecs
man watching
Mandraki
maneuverable reentry vechicle
march formation
monchloroethane
mud-fish
multi-pass core
narcosis therapy
Nddt
nerditude
Ofuasi
performance test of high pressure feed water heater bypass
peribronchial
pericardial region
pipebox
plumpnesses
poles of ecliptic
precondemned
Punkudutivu I.
put sth before sth
race-neutral
radio sun
repeated diving
residential neighbourhood
ride horseback
rotating-field type
RTPB
Saw-lumber
shearing cubic equation
side window lock
smoking tracer mixture
soury
sparbled
spark shadowgraph
special interest
statutory successor
steadies
stilbene dyes
strain hardening coefficient
struma fibrosa
superstimulates
supply-led
swordtailed
taeaium
tea-poy
the White House
tooth-socket device
transport cooperative
tremendum
tribol
twiddling
wild animals refuge area
Wilmington