单性生殖;行减数分裂的二倍体单性生殖

A Century of Memories (1910-1919) Roosevelt's design included linking the Pacific and Atlantic oceans by building a canal through the 1) Isthmus of Panama in northern Columbia, construction of the era

发表于:2018-11-28 / 阅读(200) / 评论(0) 分类 疯狂英语2003年

VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Shirley Griffith with EXPLORATIONS in VOA Special English. Today, we tell about Eleanor Creesy. She helped to guide one of the fastest sailing ships ever built. (MUSIC) VOICE ONE: A painting of the Flyin

发表于:2018-12-01 / 阅读(224) / 评论(0) 分类 VOA慢速英语2009年(十二)月

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-04 / 阅读(136) / 评论(0) 分类 单词解析速记

Captain Benito Cereno hurried aboard his ship. It was ready to sail. A bright sun and a soft breeze promised good weather ahead. The ship's anchor was raised. And the San Dominick -- old but still seaworthy - moved slowly out of the harbor of Valpara

发表于:2018-12-08 / 阅读(818) / 评论(0) 分类 2017年VOA慢速英语(十一)月

This is the VOA Special English Development Report. Clay is found almost everywhere in the world. It is formed by the action of wind and water on rocks over thousands of years. The rocks change in both chemical and physical ways. Chemically, element

发表于:2018-12-15 / 阅读(110) / 评论(0) 分类 VOA慢速英语2008年(八)月

PEOPLE IN AMERICA - Winslow Homer, 1836-1910: Americas Painter STEVE EMBER: Im Steve Ember. BARBARA KLEIN: And Im Barbara Klein with PEOPLE IN AMERICA in VOA Special English. Today we tell about Winslow Homer, considered to be the greatest American a

发表于:2019-01-02 / 阅读(92) / 评论(0) 分类 2011年VOA慢速英语(十一)月

We present the second of three parts of the short story Benito Cereno. It was written by Herman Melville. Last week, we told how African slaves on a Spanish ship rebelled in seventeen ninety-nine. They killed most of the Spanish sailors. Only the cap

发表于:2019-01-02 / 阅读(369) / 评论(0) 分类 2017年VOA慢速英语(十二)月

We present the last of three parts of the short story Benito Cereno. It was written by Herman Melville. As we told you in earlier parts of our story, rebel slaves seized the ship San Dominick off the coast of Chile. They killed many of its officers a

发表于:2019-01-03 / 阅读(740) / 评论(0) 分类 2017年VOA慢速英语(十二)月

We present the first of three parts of the short story Benito Cereno. It was written by Herman Melville. Here is Shep O'Neal with the story. Captain Benito Cereno hurried aboard his ship. It was ready to sail. A bright sun and a soft breeze promised

发表于:2019-01-03 / 阅读(141) / 评论(0) 分类 2018年VOA慢速英语(九)月

We present the last of three parts of the short story Benito Cereno. It was written by Herman Melville. As we told you in earlier parts of our story, rebel slaves seized the ship San Dominick off the coast of Chile. They killed many of its officers a

发表于:2019-01-03 / 阅读(135) / 评论(0) 分类 2018年VOA慢速英语(十)月

We present the second of three parts of the short story Benito Cereno. It was written by Herman Melville. Last week, we told how African slaves on a Spanish ship rebelled in seventeen ninety-nine. They killed most of the Spanish sailors. Only the cap

发表于:2019-01-03 / 阅读(165) / 评论(0) 分类 2018年VOA慢速英语(十)月

THE MAKING OF A NATION - American History: A Friendship Helps Guide World War 2 Diplomacy STEVE EMBER: Welcome to THE MAKING OF A NATION American history in VOA Special English. Im Steve Ember. (MUSIC) History is full of examples of leaders joining t

发表于:2019-01-07 / 阅读(134) / 评论(0) 分类 2011年VOA慢速英语(七)月

AMERICAN MOSAIC - Tax Day, Cherry Trees and an Unusual Guitar: What Do They All Have in Common? By Nancy Steinbach,Ed Stautberg Broadcast: Friday, April 15, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSA

发表于:2019-01-08 / 阅读(235) / 评论(0) 分类 American Mosaic

PEOPLE IN AMERICA - Artie Shaw, 1910-2004 : Last Great Musician of What Has Been Called the Big Band Era DOUG JOHNSON: Im Doug Johnson with PEOPLE IN AMERICA in VOA Special English. Today we tell the story of a musician who led one of the most popula

发表于:2019-01-12 / 阅读(120) / 评论(0) 分类 2012年VOA慢速英语(五)月

PEOPLE IN AMERICA - Julia Ward Howe, 1819-1910: Anti-Slavery Activist Wrote 'Battle Hymn of the Republic' RAY FREEMAN: I'm Ray Freeman. SHIRLEY GRIFFITH: And I'm Shirley Griffith with the Special English program, PEOPLE IN AMERICA. Every week we tell

发表于:2019-01-12 / 阅读(126) / 评论(0) 分类 2012年VOA慢速英语(五)月

A military-led group in Guinea says it has taken power, following the death of long-time President Lansana Conte. But the civilian government in Conakry says it is still in charge. Mutinous soldiers in Guinea say they have dissolved the government a

发表于:2019-01-13 / 阅读(99) / 评论(0) 分类 VOA标准英语2008年(十二月)

The World Health Organization and the United Nations Children's Fund are launching an emergency appeal for $1.6 million to try to contain a cholera epidemic in Guinea-Bissau, which has affected more than 12,000 people and killed more than 200. Lisa

发表于:2019-01-13 / 阅读(130) / 评论(0) 分类 VOA标准英语2008年(十月)

Stung by criticism that their coverage of the Mumbai terror attacks was sensationalistic and endangered rescue operations, India's broadcasters have implemented voluntary guidelines to steer coverage of any future such events. India's broadcasters h

发表于:2019-01-13 / 阅读(127) / 评论(0) 分类 VOA标准英语2009年(二月)

6 Things You Need To Know About Cycling On The Sidewalk play pause stop mute unmute max volume 00:0003:18repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin.

发表于:2019-01-17 / 阅读(109) / 评论(0) 分类 2016年NPR美国国家公共电台10月

By Phuong Tran Canchungo, Guinea Bissau 01 April 2008 The West African nation of Guinea-Bissau has one of the worst school systems in the world, according to the United Nations. Teachers go for months without getting paid, and often go on strike. Phu

发表于:2019-01-31 / 阅读(130) / 评论(0) 分类 VOA常速英语2008年(四月)
学英语单词
16P5
anthropise
apuans
ash-sluicing water treatment
available wavelength
bank-linked deposit-taking company
begetter
biopolymerization
body-bags
brokee
calkage
Cestrum nocturnum
chapournet
chipping resistance
clear scan radar
closet queens
command group
common-users
contraster
corpse-gates
cross-heading
Cycas multipinnata
day after day
deep slow flow zone
default tax
direct aperture antenna
down-hole hammer
DPCM
dry rot
ebinger
electric powered chain saw?
extended compound interest law
extent
family Dactyloscopidae
father surrogate
ferlini
Gartenstadt
Glenmorgan
globigerinidaes
gowling
Great St-Bernard Pass
haemadynamometer
hand regulator
heat range
helioseismology
high heritability
hypercardia
identification of changes
inquiry and communications system
intermediate layer
K-complex
kassman
kirikane
law Latin
let's be honest
lexicality
life-line throwing gun
lipsticking
marxhausen
maximum exhaust wetness
mehu
offcenter
Oyster Rocks
parmotrema corniculans
pathomimia
phosphofibrite
physical separator
Polle syndrome
porion
portraited
programmed pressure
prosodical
quinitol
raport
rephidims
retrojet
rhynchospermum verticillatum keinw.
Russian bank
sacate
scherzetto
sesquibenihidiol
skin-depth factor
slovan
smoke-jack
social auditing approach
soundproofs
stoushes
subornations of perjury
super-compactor
tail-rope system
tajwid
tamir
theologizings
unmanufactured
unspooled
vaseline tumor
velocity staging
vena iliacas
villainized
Web Standards Project
weftless tape
zhongganling tablets