[化] 表乙灵; 二乙氧甲烷

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发表于:2018-12-04 / 阅读(321) / 评论(0) 分类 英文魔法师字源大挪移

GWEN IFILL: Drugmaker Mylan has been under heavy fire for its soaring price hikes for EpiPens, the lifesaving necessity for those with serious allergic reactions. Its price has skyrocketed to as much as $600 for a set of two. At first, Mylan offered

发表于:2018-12-05 / 阅读(377) / 评论(0) 分类 PBS访谈健康系列

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(390) / 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(321) / 评论(0) 分类 VOA双语新闻 2014年1月

By Amra Alirejsovic Los Angeles, California 26 April 2007 Harun Mehmedinovic is a young Bosnian-American filmmaker who is studying at the American Film Institute (A.F.I.) in California, one of the most prestigious film schools in the world. His late

发表于:2019-01-12 / 阅读(406) / 评论(0) 分类 2007年VOA标准英语(四月)

Promising Mosquito Repellent Announced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 6

发表于:2019-01-14 / 阅读(332) / 评论(0) 分类 VOA标准英语2014年(一月)

Discounts Aren't Enough to Halt Outrage At High EpiPen Prices KELLY MCEVERS, HOST: If you have a severe allergy to nuts or bee stings, you probably know what an EpiPen is. It's a plastic tube and needle that gives a dose of epinephrine when you press

发表于:2019-01-17 / 阅读(337) / 评论(0) 分类 2016年NPR美国国家公共电台8月

AUDIE CORNISH, HOST: Stanley Tucci, Rachael Ray and Patti LaBelle - what do these people have in common? They're among the 100 greatest home cooks of all time according to Epicurious. The idea for the list came from editor David Tamarkin. And while s

发表于:2019-01-17 / 阅读(333) / 评论(0) 分类 2017年NPR美国国家公共电台6月

One Police stops on police vehicle outside one Victoria's Bar. After the preparation, as necessary arrests?, this liquor drive slightly mixes. Suddenly he sees to have a young people shakely goes out from bar, spend the many figures only then finds

发表于:2019-01-17 / 阅读(290) / 评论(0) 分类 白领英语晨读

By David McAlary Washington 15 June 2006 Australian and British researchers say the number of fractured hips is expected to nearly quadruple worldwide by mid-century as the population ages. This means an increasing burden on health care systems unle

发表于:2019-02-04 / 阅读(363) / 评论(0) 分类 2006年VOA标准英语(六月)

By Nico Colombant Dakar 14 February 2008 Aid workers in the Democratic Republic of Congo are expressing concern that a cholera epidemic in the southeastern mining region is getting worse, despite attention to the problem. About 100 people have died s

发表于:2019-02-06 / 阅读(360) / 评论(0) 分类 VOA常速英语2008年(二月)

Aid agencies are warning of the threat of disease in India's Bihar State, which has been hit by devastating floods. Anjana Pasricha reports from New Delhi the floods have displaced an estimated three million people and killed at least 90 people. Vil

发表于:2019-02-11 / 阅读(327) / 评论(0) 分类 VOA标准英语2008年(九月)

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(327) / 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(340) / 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(359) / 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(368) / 评论(0) 分类 TED演讲教育篇
学英语单词
accessory ingredient (constituent)
administrivias
albertsen
allochromatic photoconductor crystal
alloplasia
bavaroy
Beef Heart
bikila
blarsted
brassboard
capture the imagination
chinese phonetic
classical diffusion process
coach party
contact open
correspond to
cosmic neutrino source
cyan o aniline
danjou
Dawkinite
dial-up link
dimcontinue
directory command
Elaeocarpus lacunosus
equipment failure rate
expansion effect
fibrobronchitis
figure six
ghettoize
Gompertz's law
Gormania
graduate in
graveyard watches
groovey
Gubakha
half-round bar
hallard
Hemigaleidae
hernia of iris
hoplia shibatai yushana
Horsley's sign
Huon Bay
hydraulic bronze
hyperspecialist
island hill
jacqueline
junction figure
Khitan
Luck.
luminance modulation
microviridin
mom and pop shop
moncreiffs
otitis medis
out-topped
ovamboite
overall wheel diameter
parrot-cries
path discovery
phemitone
Phyllanthus sootepensis
plastic insulating tape
plunger type pickling machine
popular astronomy
porte-noeud
preens
pretreatment of the waste
producer-retailer
promotional allowance discount
pseudogaster
Quinn Fabray
radiotransparant
rageaholics
rail gauge side
rainy green forest
rheinisch massif
rhinitis medicamentosa
rope squeezing machine
rural poverty
salient pole linear resolver
samechs
seat belt injury
selective growth
self-recording high-speed instrument
semiconductor filter
sensitive site exploitation
Shelly's sign
skinfold
steam cooling system
step response test
table-leg
ten-four
tons per centimeter immersion
traversing method
tserclaes
unmarkedness
uvex
vagilest
vectorial combination
vorlon
whip saw
zed-bar