[=tetramethylethylenediamine]四甲基乙二胺

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(544) / 评论(0) 分类 Explorations

Listen carefully to the conversations and short passages [00:07.99]and choose the best answer to each of the questions. [00:13.56]1.M: The main library is open from eight A. M. Until nine P.M. [00:20.51]Monday through Friday; noon until six P.M. Satu

发表于:2018-12-01 / 阅读(408) / 评论(0) 分类 大学六级听力模拟题

3 Listen carefully to the conversations and short passages [00:07.99]and choose the best answer to each of the questions. [00:13.56]1.M:She wants to apply for the job, [00:19.41]but she is really not qualified,I'm afraid. [00:24.24]W:That's a pity.Sh

发表于:2018-12-01 / 阅读(387) / 评论(0) 分类 大学六级听力模拟题

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(224) / 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(245) / 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(328) / 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(290) / 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(204) / 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(265) / 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(284) / 评论(0) 分类 VOA标准英语2009年(七月)

喝茶在中国由来已久,而且有着深厚的历史文化,这不,本杰明讲得津津有味,从茶馆生活讲到茶馆艺术,这下罗拉可有的学了。 Listen Read Learn Laura: It's quite busy here. It's true that Chinese people love tea. Benjamin: That's for sure. You know that tea is

发表于:2019-01-21 / 阅读(352) / 评论(0) 分类 英语口语大赢家

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(297) / 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(370) / 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(292) / 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(283) / 评论(0) 分类 2006年VOA标准英语(十二月)

WASHINGTON, June 25 (Xinhua) -- Ryan Lochte edged Michael Phelps in the men's 400m individual medley at the US Olympic swimming trials Monday. Lochte took the lead on the breaststroke leg of the four-stroke event and held off Phelps in the closing fr

发表于:2019-02-06 / 阅读(290) / 评论(0) 分类 英语新闻

By Scott Bobb Johannesburg 19 October 2007 South African Reggae star Lucky Dube has been killed in an apparent car-jacking attempt. The 43-year-old musician was shot Thursday night in a suburb south of Johannesburg. Correspondent Scott Bobb reports f

发表于:2019-02-07 / 阅读(255) / 评论(0) 分类 2007年VOA常速英语(十月)

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(219) / 评论(0) 分类 VOA标准英语2008年(六月)

Private funeral held for Fawcett 福塞特的私人葬礼 A private funeral has been held for US actress Farrah Fawcett, who died last week of cancer. Her partner, actor Ryan O'Neal, was a pallbearer (抬棺者) Their son Redmond, who was recently jailed on

发表于:2019-02-08 / 阅读(333) / 评论(0) 分类 英语新闻

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(239) / 评论(0) 分类 VOA标准英语2009年(七月)
学英语单词
actelyglucosamine
ask somebody out
Banapur
bibionids
bioprotectants
Bloemfontein
by-design
Canada, Anglican Church of
cell of Semper
certificate devaluation
chain broaching
climbing tram-rail
compressor characteristic curve
congenital auricular fistula
constitutional guarantee
consumer developing country
continuous random variable
Crateva nurvala
damascener
decamped
dehair
deligature
diamino-naphthalene
double-diffuse
dung beetles
electron-neutrino field
eruption cylinder
exclusion of damages
faerier
fluidization roasting process
fumaric acid dimethyl ester
graffiti pollution
hambling
hepatoviral
humulin
input-output area
instructions for track maintenance
intermixtures
ivoire
jazz buff
jetons
keks
levitan
lipaleyrodes breyniae
Los Cardos
malani
marzipan layer(marzipan set)
mean effective horse-power
mesmerise
metreon
microphonoscop
mid-air recovery system
mid-sweeps
monetizability
multi-drug
Myanga
national cash register
o.k.s
odontophorids
one shot gun
pan grease
Parasceves
patent No.
pavord
perlarian
piris-piris
plodding along
Polgyo
proper node
protarsus
Pterotrachea
radiation error
read ahead
rf probe
Rubber Trade Association Clauses
Rubinstein, Anton
scappoose
self-verifying
Sida cordifolia
skim coat
sludge determination
slut-shamey
sohan
spinel type ferrite
spiraeoside
storage bit
Strumpell-Westphal pseudosclerosis
subconceptual
sweet broomwort
swissprot
thrombasthenic
throw the dice
time-independent quantity
to speak your mind
undergeneralized
underground layer
virus evolution
visual acuities
Vitali I.
wick feed tray
wishbone arm
Ziehen effect