音标:['seiɡən] ;
塞根(1934~ ,美国天文学家、作家)

VOICE ONE: This is Shirley Griffith. VOICE TWO: Carl Sagan And this is Steve Ember with the VOA Special English program Explorations. Today we tell about American scientist Carl Sagan. He spent much of his life helping make space travel possible far

发表于:2018-12-01 / 阅读(260) / 评论(0) 分类 VOA慢速英语2008年(十二)月

150 years ago today, one of England's most famous composers was born. Sir Edward Elgar was the son of a piano tuner and was largely self-taught. His music, stirring, patriotic and emotional captured the spirit of England. It has endured as music we

发表于:2018-12-02 / 阅读(184) / 评论(0) 分类 2007年NPR美国国家公共电台

This is Scientific American 60 second Science, I am Karen Hopkin, this will just take a minute. There are in fact 100 billion galaxies, each of which contains something like a 100 billion stars. Well, Carl Sagan would have loved to get the latest est

发表于:2018-12-02 / 阅读(139) / 评论(0) 分类 Scientific American(一)月

UNIT 4 Text A FRE-READING TASK Exercise 1 Before reading the passage, think over the questions. 1. Do you think there exist intelligent beings in outer space? 2. Is it possible to communicate with int

发表于:2018-12-04 / 阅读(262) / 评论(0) 分类 实用英语综合教程

人类对大脑的理解已经取得了显著进展,但到底如何研究大脑里的神经元呢?神经科学家、TED Fellow Carl Schoonover 用华丽的图像向我们展示如何使用工具,看到大脑内部的景象。

发表于:2018-12-09 / 阅读(120) / 评论(0) 分类 TED公开课:美妙的神经系统

Sex And Violence Did you ever stopped to wonder why sex and violence so often go hand in hand? How come nobody complains about violence and gardening, say, or sex and bowling? There may be a biological basis for this, as we can see when we look at ot

发表于:2018-12-31 / 阅读(110) / 评论(0) 分类 英语听力文摘 English Digest

EXPLORATIONS - Carl Sagan Helped People Understand ScienceBy Paul Thompson Broadcast: Wednesday, May 31, 2006 (MUSIC) VOICE ONE: This is Shirley Griffith. VOICE TWO: And this is Steve Ember with the V

发表于:2019-01-02 / 阅读(121) / 评论(0) 分类 2006年慢速英语(五)月

(THEME) VOICE ONE: This is Shirley Griffith. VOICE TWO: Graphic Image And this is Steve Ember with the VOA Special English program, Explorations. Today we tell about American scientist Carl Sagan. He spent much of his life helping make space travel p

发表于:2019-01-03 / 阅读(251) / 评论(0) 分类 2018年VOA慢速英语(九)月

墨西哥湾原油泄漏的原因错综复杂,但是我们至少知道:这件事很糟糕。Carl Safina通过热血沸腾的严密质询挖掘真相,主张事件的后果影响的远不止墨西哥湾而且那么多所谓的解决方案正在将事

发表于:2019-01-05 / 阅读(143) / 评论(0) 分类 TED公开课:罪与罚

(MUSIC) VOICE ONE: Im Shirley Griffith. VOICE TWO: And Im Doug Johnson with the VOA Special English program PEOPLE IN AMERICA. Today, we tell about the life of writer and reporter, Carl Rowan. He was one of the most honored reporters in the United S

发表于:2019-01-11 / 阅读(168) / 评论(0) 分类 VOA慢速英语2009年(十一)月

Carl Lewis blowing the whistle on hunger in Rome to launch the UN's 1 Billion Hungry Project. Carl Lewis dominated the sport of track and field for nearly two decades, earning nine Olympic gold medals in the 1980s and 90s. The athlete still holds the

发表于:2019-01-13 / 阅读(291) / 评论(0) 分类 VOA标准英语2010年(六)月

SCOTT SIMON, HOST: And now on to some Hollywood history. Carl and Rob Reiner, father and son, became the first father and son to leave their hand and footprints in front of Hollywood's famous Chinese Theater. NPR arts correspondent Mandalit del Barco

发表于:2019-01-17 / 阅读(167) / 评论(0) 分类 2017年NPR美国国家公共电台4月

By Paul Thompson Broadcast: July 20, 2003 (THEME) VOICE ONE: This is Shirley Griffith. VOICE TWO: And this is Steve Ember with the VOA Special English program, Explorations. Today we tell about Americ

发表于:2019-01-17 / 阅读(199) / 评论(0) 分类 VOA2003(下)-美国人文故事

PEOPLE IN AMERICA -August 18, 2002: Carl Rowan By Cynthia Kirk Broadcast: VOICE ONE: I’m Shirley Griffith. VOICE TWO: And I’m Doug Johnson with the VOA Special English program, PEOPLE IN AMERICA.

发表于:2019-01-30 / 阅读(284) / 评论(0) 分类 People in America

PEOPLE IN AMERICA - Carl Rowan: One of the Most Honored Reporters in the United States By Cynthia Kirk Broadcast: Sunday, May 15, 2005 (MUSIC) VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Doug

发表于:2019-01-30 / 阅读(144) / 评论(0) 分类 People in America

Lithic Principle 岩屑法则 I heard recently that if the laws of nature were changed even a little bit, there would be no people in the universe. Is this true? Well, its certainly true that if the fundamental constants of nature were somehow change

发表于:2019-02-16 / 阅读(142) / 评论(0) 分类 英语听力文摘 English Digest

He became a Democratic Massachusetts senator in 1962, replacing his brother when he resigned to become president, and was re-elected seven times. Senator Kennedy had been a dominant force in liberal US politics for almost half a century. Recently, h

发表于:2019-02-17 / 阅读(121) / 评论(0) 分类 英语新闻

Whats That in the Sky? 不明飞行物 In his book Cosmos , the late scientist Carl Sagan talks about the way in which the earth is regularly struck by material from outer space. These collision s with space debris can be minoras in a shooting star o

发表于:2019-02-24 / 阅读(143) / 评论(0) 分类 英语听力文摘 English Digest

The Lithic Principle 我们生活的星球上自然法则是亘古不变的吗?我们人类是不是自我感觉太过于良好? Time again for the mailbox.Let's see.Here:A Moment Of Science,I heard recently that if the laws of nature were change

发表于:2019-02-24 / 阅读(134) / 评论(0) 分类 英语听力文摘 English Digest

In his book Cosmos, the late scientist Carl Sagan talks about the way in which the earth is regularly struck by material from outer space. These collisions with space debris can be minoras in a shooting star on a summer nightor amazingly destructive,

发表于:2019-03-06 / 阅读(155) / 评论(0) 分类 英语时差8,16
学英语单词
agar-gel reaction
amiota (amiota) subfurcata
aphototropism
backtranslation
biofluid dynamics
blanklead
borrowing short and lending long
brothers-in-arms
cadmium antimonide
Calogreen
chapped skin
chicken fights
coke bottle
colicine (fredericq 1953)
command performances
concertos
constant speed
corn powder
cowkeeper
diastereocontrol
disorientatings
double pole mast
dust layer
Eimeria
electronic ticket
emergency spray
fluoroacetyl coenzyme A
foreign body obstruction
four-element grid
genetotrophic principle
giving births
goldfinches
gonochorism
goose dance (scilly isles)
hair crack
hayes halvo
heartliness
heui
Ictidosaurs
in-containment fuel storage
incisal retrusion
iodocetic acid
ion-thrustor
know-nothing parties
kynureninase
lamentability
large borehole
lepra Willan's
linked polyhedra
lofendazam
loreley
lotio calcii hydroxidi oleosa
lumber tropical free board
malunited fracture
master gear checking instrument
mecopteran
medillin
metal support interaction
militariss
mimd architecture
mind over bladder
motorings
multi deck bridge
nodal cyclide
nose candy
originator/recipient name
outs-of-the-blue
parenting
polyglobulia
proheptadine
q-sort technique
quarantine agency
radiosensitize
read-write station
rear axle housing
refining fusion
refitters
runner lock pin
safety-supervision regulation of pressure vessel
seat filler material
secondary alkalinity
seed supply can
segregation of package
selected area electron amplification image
sexhormones poisoning
shellsuits
snowball's chance in hell
sobota
sugar culture-medium
swift the capstan
tablespace
telemechanism
trailing wire aerial
trowman
undifferentiated cell carcinoma of lung
vaginisms
vibrational science
vibrio coli
wayward and erratic movement
Werfel
Weyersheim
wheeltrack planter