[医] 双-2-氯乙基-β-萘胺

AS IT IS 2014-05-25 Scientists Search for New Ways to Stop Mosquitoes 科学家们寻找新的方法来对付蚊子 The sound of a mosquito can mean trouble in many parts of the world. The bite of a mosquito can be deadly. Today, we will hear about s

发表于:2018-12-08 / 阅读(195) / 评论(0) 分类 2014年VOA慢速英语(五)月

美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 630,000 people died of malaria-related

发表于:2018-12-19 / 阅读(148) / 评论(0) 分类 VOA双语新闻 2014年1月

Indra Krishnamurthy Nooyi is the chairwoman and CEO of PepsiCo, which is the world's fourth-largest food and beverage company. She broke the mould at PepsiCo as all previous CEOs were white American men. Nooyi was fifth on Time magazines 2007 list of

发表于:2019-01-01 / 阅读(168) / 评论(0) 分类 各国名人英文介绍

Writer Dorothy West: Last Living Member of Harlem Renaissance Written by Doreen Baingana (MUSIC) VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the Special English Program, PEOPLE IN AMERICA. Every week, we tell about a person w

发表于:2019-01-02 / 阅读(151) / 评论(0) 分类 名人轶事

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:2019-01-02 / 阅读(192) / 评论(0) 分类 午后咖啡

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(471) / 评论(0) 分类 2017年VOA慢速英语(六)月

PEOPLE IN AMERICA - May 12, 2002: Dorothy West By Doreen Baingana VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the Special English Program, PEOPLE IN AMERICA. Every week, we te

发表于:2019-01-07 / 阅读(247) / 评论(0) 分类 People in America

1.- I have a cold. 我感冒了。 - I'm sorry to hear that. 听到这消息我很难过。 2. - What's wrong (the matter, the trouble)? You look unhappy. 怎么啦?您看起来脸色很不好。 - I failed the exam. 我考试没通过。 - Don't t

发表于:2019-01-11 / 阅读(163) / 评论(0) 分类 实用英语

Key Sentences(重点句子) 474.We're sorry to learn that you were injured in an accident. 得知你在事故中受伤,我很遗憾。 475.How are you feeling now? 现在感觉怎么样? 476.We all wish you a quick recovery. 我们都希望

发表于:2019-01-11 / 阅读(151) / 评论(0) 分类 实用英语

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: Anu Garg, creator of the A.Word.A.Day Web site and author of a new book called Another Word A Day: An All-New Romp Through Some of the Most Unusual and Intriguing Words in English

发表于:2019-01-18 / 阅读(184) / 评论(0) 分类 英语单词大师-Word Master

Protamine sulfate is a drug that reverses the anticoagulant effects of liver compounds such as heparin. Protamine is extracted from the sperm of salmon and other species of fish, and then made into a protamine sulfate injection which is a necessary d

发表于:2019-01-19 / 阅读(151) / 评论(0) 分类 世界各地新闻集锦

新编英语教程第六册unit01_1_Love_Thy_Neighbor

发表于:2019-01-25 / 阅读(225) / 评论(0) 分类 新编大学英语阅读部分

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(219) / 评论(0) 分类 英语新闻

Ganso could be out until 2013, says physio RIO DE JANEIRO, Sept. 28 (Xinhua) -- Brazil midfielder Paulo Henrique Ganso could be forced to wait until next year to make his debut for new club Sao Paulo. Ganso, who joined the Brazilian top division outf

发表于:2019-02-06 / 阅读(215) / 评论(0) 分类 英语新闻

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(247) / 评论(0) 分类 VOA标准英语2010年(一月)

RABAT, Dec. 26 (Xinhua) -- The Moroccan national team coach Rachid Taoussi announced Wednesday the squad for the finals of the African Cup of Nations (ACN-2013) in South Africa from January 19 to February 10. Taoussi left out Queens Park Rangers forw

发表于:2019-02-08 / 阅读(244) / 评论(0) 分类 英语新闻

On its website, a history of the company makes no mention of leador indeed of Thomas Midgleybut simply refers to the original product as containing a certain combination of chemicals. 在它的网站上,公司的历史没有提及铅──也没有提

发表于:2019-02-17 / 阅读(145) / 评论(0) 分类 万物简史

By counting back through these layers and measuring the amount of lead in each, he could work out global lead concentrations at any time for hundreds, or even thousands, of years. The notion became the foundation of ice core studies, on which much mo

发表于:2019-02-17 / 阅读(163) / 评论(0) 分类 万物简史

Lead is a neurotoxin. Get too much of it and you can irreparably damage the brain and central nervous system. Among the many symptoms associated with overexposure are blindness, insomnia, kidney failure, hearing loss, cancer, palsies, and convulsions

发表于:2019-02-17 / 阅读(165) / 评论(0) 分类 万物简史

If you were going to a restaurant and wanted a healthier option, 如果你去饭店,你想吃得健康一点, which would you choose, grilled or fried chicken? 你会选择哪种食品呢,烤鸡还是炸鸡? Now most people would answer grill

发表于:2019-02-21 / 阅读(181) / 评论(0) 分类 TED演讲教育篇
学英语单词
a man of sin
a-wreck
assigned numbers
attrib.
Ban Khun In
be knocked bowlegged
benthos
bioincursion
boulton process
build itself up
charge kiln
chear
Chebyshev quadrature
claye
colo(u)r light signal
coming
coppered steel wire
cotton roll
crumpt
cut off angle
dayworkers
deindividualizes
denticate
dessert
disability glare
document(s) against acceptance
dodekanisa (dodecanese i.)
drying-mixing drum
Dulag
echo frequency
elasticises
electromagnetic cutter
enmein
equity markets
exothermic catalyst
extended image
Faro, Pta.
fast-foodery
feinters
field geothermal hot water
fissilis
gasoline receiver
give sth a lick and a promise
gliomastix moriformis
graded-index
grandfathered
graphis cervinonigra
hang-glide
head to wind
hidden incision
hydrated radius
International Sewage Pollution Prevention Certificate
jimmys
knock characteristic test
law-breaker
leader pin bushing
logical character delete symbol
loose kernel smut
machinedried
mental health of convict
Moquegua, Dep.de
normal end clearance angle valve
nozzle atomization
Onida
p-naphtholbenzein
paracymbium
perigord
Pistocaine
poultry pathology
preadvised
Presbyterian Church
product gate logic
proteochondroitin
qualitative choice
quality of discharge
re-visioned
red-eared
reign of terror
remoulded soil
renourishing
reske
rhada-
scavenge space
semi-bordered pit
skilbeck
St. Johns
steal my thunder
stitcheries
strawberry gum
summer flood
Sydney-sider
Symbolist Movement
the Great Wen
to collect (lacquer or latex) by cutting into bark
too light
ungkulatem (siberia)
universal grinding machine
voice dial
walklet
waste solid
wdq
zap crater