音标:['bɒtəm] ;
n. 底,底部,最下部;社会底层;(尊严、地位等的)最低点
adj. 底的;在底部的,最底下的
vt. 给(鞋子)装底,在…上装底;给(椅子)装椅面(或座面),装椅面于:;使到达底部,使(潜水艇)潜至海底:

EXPLORATIONS - In an Age of Modern Science and Medicine, Infectious Diseases Remain the World's Leading Killer By Jill Moss Broadcast: Wednesday, September 21, 2005 (MUSIC) VOICE ONE: I'm Faith Lapidu

发表于:2018-12-01 / 阅读(472) / 评论(0) 分类 Explorations

Medany Aims to be 1st Egyptian Woman to Medal at Olympics As Egypt struggles to get back on its feet after 16 rocky months of revolution and military rule, the country's young Olympians are hoping to do the seemingly impossible under the circumstance

发表于:2018-12-16 / 阅读(177) / 评论(0) 分类 VOA标准英语2012年(七月)

Love soft as an easy chair love fresh as the morning air one love that is shared by two i have found with you like a rose under the april snow i was always certain love would grow love ageless and evergreen seldom seen by two you and i will make eac

发表于:2019-01-03 / 阅读(198) / 评论(0) 分类 珍藏经典老歌

By Luis Ramirez Hanoi 17 November 2006 Vietnam is preparing to host the summit of leaders of 21 economies of the Asia-Pacific region on Saturday. The meeting will culminate on Sunday with a pledge by leaders to push harder for a deal to liberalize g

发表于:2019-01-07 / 阅读(242) / 评论(0) 分类 2006年VOA标准英语(十一月)

By Lisa Schlein Geneva 26 May 2006 Sudanese refugee children sit in their makeshift classroom, Wednesday, April 19, 2006 in the refugee camp Kou Kou Angarana in Chad some 30 kilometers from the Sudan border The U.N. refugee agency says it is very di

发表于:2019-01-09 / 阅读(218) / 评论(0) 分类 2006年VOA标准英语(五月)

By Anya Ardayeva Moscow 28 February 2008 Russians are preparing to go to the polls Sunday to elect their next president. But out of four candidates competing for the post, Kremlin-backed Deputy Prime Minister Dmitry Medvedev is the overwhelming favor

发表于:2019-01-11 / 阅读(166) / 评论(0) 分类 VOA常速英语2008年(二月)

Mini Med School Draws the Curious Becoming a doctor takes many years of training and tens of thousands of dollars in tuition. But anyone can get a taste of medical training, from real medical school professors, in just two months, for free, at a mini

发表于:2019-01-14 / 阅读(190) / 评论(0) 分类 VOA标准英语2011年(十月)

Summer wildfires continue to rage across forests on the Mediterranean islands of Corsica and Sardinia. Spain and Greece are also dealing with blazes. Italian and French authorities have detained a number of people suspected of starting the forest fi

发表于:2019-01-14 / 阅读(198) / 评论(0) 分类 VOA标准英语2009年(七月)

Darwin in Battle of Wits against Unarmed Man Antievolutionist Ray Comfort will be distributing copies of the Origin of Species with a new introduction that misrepresents, misunderstands and distorts Darwin's ideas and legacy. Steve Mirsky comments No

发表于:2019-01-30 / 阅读(242) / 评论(0) 分类 60秒科学

Darwin in Battle of Wits against Unarmed Man Antievolutionist Ray Comfort will be distributing copies of the Origin of Species with a new introduction that misrepresents, misunderstands and distorts Darwin's ideas and legacy. Steve Mirsky comments No

发表于:2019-01-30 / 阅读(296) / 评论(0) 分类 60秒科学

This is the VOA Special English Health Report. For medical students, real experience begins not in a classroom but at a teaching hospital. These doctors in training are supervised. But sometimes accidents happen and the students get injured. For exam

发表于:2019-01-31 / 阅读(202) / 评论(0) 分类 2010年慢速英语(二)月

By Peter Fedynsky Washington, D.C. 06 December 2006 watch Bipartisan report The bipartisan Iraq Study Group has issued its long-awaited series of strategic recommendations on ways to stabilize the situation in Iraq. As VOA's Peter Fedynsky reports,

发表于:2019-01-31 / 阅读(236) / 评论(0) 分类 2006年VOA标准英语(十二月)

By Nico Colombant Dakar 10 June 2008 Senegalese President Abdoulaye Wade met with envoys from the Islamist group Hamas and the more secular Palestinian movement Fatah in an attempt to lay the groundwork for eventual peace with Israel. But at least o

发表于:2019-02-07 / 阅读(179) / 评论(0) 分类 VOA标准英语2008年(六月)

U.S. President Barack Obama has arrived in Moscow for talks with Russian leaders, expected to focus largely on arms control. President Barack Obama (R), his daughters Malia (2R), and Sasha and his wife Michelle Obama are seen on their arrival at Mos

发表于:2019-02-12 / 阅读(183) / 评论(0) 分类 VOA标准英语2009年(七月)
学英语单词
acquiring company
all-reds
alternative cultivation
anaerogenic
anti-squish swirl
asterias versicolor
astomus
asymmetric modulator
audiences
blastomycin
Bobotov Kuk
boyington
Canastra, Sa.da
cartometric aids
cephaliophora tropica
Chiaverano
coexistency
competitively-priceds
crystal-diffraction spectrometer
Cytodites
Dioscorea gracillima
DYOFDW
dysacusia
exterior wall
final record
financial sanction
five-electrode tube
funnel mark
general room
genus Fremontodendron
gleptoferron
glory tree
guydish
half plate
head-capsule
horny-layer aspergillosis
hudock
impuberism
incola
injection luminescence
International Ultraviolet Explorer
Johnny Appleseed
klystron-type buncher
law of marque
lay your cards on the table
limpidly
mari-el
material used as a soil corrective
mercerized cotton
middle-management
milker herring
mixed-flow fan
moben paper
multilevel modeling structure
night bombardment airplane
nightcapped
Nobbs
nocturnal migration
nonstandard method
on-line click-wrap license agreement
Osmanthus cooperi
outside gouge
oxbloods
oxybiontic bacteria
pachygrapsus fakaravensis
photo-electric exposure meter
posterior microtubule
proserosa
pullout
put something out of sight
root-bend specimen
safety cap
scientific knowledge
scrutinising
secondary superheater
short stalked plant
spontaneous magnet
spotting scope
spring-tooth harrow plough
Ste-Marthe-de-Gaspé
stimuli generator
stirdy
stratiform geyserite
string list
subincises
super-dupers
superhumanises
synodic motion
tect-
tilting easel
torch igniter
trainiac
treating compound
true midnight
unilateral diffusion
vegetable sponges
Waka, Tg.
wesat
whimmy
william wycherleys
with one hands tied behind one's back
Zyklon-B