2-羟基乙胺,氨基乙醇

Congressional leaders are reporting progress today in talks aimed at fashioning a bailout of the country's financial markets. NPR's Debbie Elliott has more. Negotiations jump-started after House Republicans joined the talks. Minority Leader John Boe

发表于:2018-12-02 / 阅读(82) / 评论(0) 分类 2008年NPR美国国家公共电台九月

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(117) / 评论(0) 分类 2014年VOA慢速英语(五)月

1513 、 磁化电流 magnetizingcurrent 1514 、 磁性 magneticproperty 1515 、 磁场 magneticfield 1516 、 磁场强度 magneticfieldstrength 1517 、 磁漆;瓷漆 enamelpaint 1518 、 磁铁

发表于:2018-12-08 / 阅读(54) / 评论(0) 分类 英文名句短语

书表慢性病 续处方笺Chronic Illness Prescription Slip 慢性病 续处方笺Chronic Continuous Prescription 慢性病 续处方笺Refill Presriptions For Chroni Disease 诊断书Medical Certificate 挂号费Registration Fee 证明费Certifica

发表于:2018-12-12 / 阅读(106) / 评论(0) 分类 医学英语

This is the VOA Special English Agriculture Report. Melamine is an industrial chemical. So how and why did it get into pet food that caused kidney failure in cats and dogs? And what might be the risk to the human food supply? These are questions tha

发表于:2018-12-15 / 阅读(66) / 评论(0) 分类 VOA慢速英语2007年(四)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(82) / 评论(0) 分类 VOA双语新闻 2014年1月

Humulone 律草酮 Huperzine Serrate P.E 千层塔提取物 Hydroginkgolic acid 氢化白果酸 Hydroginkgolinic acid 氢化白果亚酸 p-Hydroxyacetophenone 对羟基苯乙酮 p-Hydroxybenzylalcohol

发表于:2019-01-03 / 阅读(79) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Psych, I'm Christopher Intagliata, got a minute? While at Stanford in the mid-1960s, One Flew Over the Cuckoo's Nest author Ken Kesey started adding a peculiar ingredient to his home-cooked venison stew--LSD. N

发表于:2019-01-08 / 阅读(109) / 评论(0) 分类 Scientific American(三)月

Researchers Say Malaria Drug Could Also Treat Cancer Scientists know that human cancer cells grow by getting energy from adjacent tumors, where cells have begun to self-destruct. The spread of cancer is accelerated by the death of these cells. This p

发表于:2019-01-13 / 阅读(108) / 评论(0) 分类 VOA标准英语2012年(三月)

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(79) / 评论(0) 分类 VOA标准英语2014年(一月)

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(58) / 评论(0) 分类 白领英语晨读

高考英语作文开头技巧大集合 一篇文章通常可分为三个部分,即开头、正文和结尾。这三个部分安排是否得体,直接影响到文章的质量。 文章的开头一般来说应尽量做到开门见山,用简单明白

发表于:2019-01-17 / 阅读(150) / 评论(0) 分类 英语作文

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(89) / 评论(0) 分类 世界各地新闻集锦

In January 2015, a fire in one of Russia's largest university libraries damaged more than 1 million historical documents, an incident which some media described as a cultural Chernobyl. 2015年1月,俄罗斯最大的大学图书馆之一发生了火灾

发表于:2019-02-02 / 阅读(76) / 评论(0) 分类 英语新闻

An investigation has revealed six garment manufacturers in Shanghai have made school uniforms using toxic dye. The city's quality watchdog says it found aromatic amine dye in uniforms sold to 21 primary and middle schools across the city. China's nat

发表于:2019-02-14 / 阅读(83) / 评论(0) 分类 英闻天下

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(82) / 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(92) / 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(89) / 评论(0) 分类 万物简史

日本名护市市长开始竞选 TOKYO, Jan. 12 (Xinhua) -- Candidates started their official campaign on Sunday to compete for the mayor of Nago, an election which may affect the relocation of a U.S. military base in Okinawa. It will be a race betw

发表于:2019-02-19 / 阅读(88) / 评论(0) 分类 英语新闻

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(105) / 评论(0) 分类 TED演讲教育篇
学英语单词
acid regurgitation
actual dimension
adlet
angiolymphangioma
Anuta
architectural plans
AYSOS
azzopardi
behavioral-observation scale(bos)
belletrist
bit reservoir
Bol'shaya Nertseta
bronner's acid
cast in damages
character of line
Chateaubriant
chemistry of explosives
clingiest
common-size income statement
constructional waterproofing
convertible securities adjustment
coppiced
cross stay
crosswind force
Cuilo
cut nippers with spring
disrecommendation
ectopic spleen
elementary Keynesian model
eyepoppers
Fargues
Ficus swinhoei
fixed block architecture format
foliophagous
fueling, fuelling
Galium smithii
ganglionic branches
genus aedess
gromel
grownest
heelstrikes
hire purchase credit
hypericum acutiseparum hay.
in themselves
kakko (japan)
lasting appeal
liddicoatite
lines of products
liquid feed regulator
maritime applications bridge system
mediapeds
Met.R.
miliaria papulosa
mulheim
ncds
net wealth tax
ocupie
Outokumpu process
pendragon
peridigital dermatitis
plead for accused
pockets on the cover of the work
preformed precipitare
pristimerin
Psilopsida
radioactive fall-out
radiocure
rantissi
redefinable cross assembler
requirement phase
rifampin
ring flange mounting screw
rotation isolator
sexcuple
shakerism
shoulder(glenohumeral)joint
side-discharging
Sinobambusa sichuanensis
skeletonizer
smallum
snow blowing machine
space capsules
stagnant pool
stationary radiant
suborbital abort
subsiliceous
substrate flexibility
subtack
suspended structure
theoretic(al) variable
throws over
transantrum posterior tympanotomy
transmission price
Traufnnann's triangle
tree level
triple canon
tsk
ultimate installation
uncomplicate
velocity cancel
warnerlambert
X.25 protocol