音标:[pi'ræmi:n] ;
嘧胺, 2-甲-4-氨-5-羟甲基嘧啶

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(332) / 评论(0) 分类 2008年NPR美国国家公共电台九月

第三篇 内分泌系统 Section 3 Endocrine System amine precursor uptake and decarboxylation cell 摄取胺前体脱羧细胞 diffuse neuroendocrine system 弥散神经内分泌系统 endocrine gland 内分泌腺 endocrine system 内分泌系统 hormone 激素 hypophysis 垂体 ovary

发表于:2018-12-05 / 阅读(538) / 评论(0) 分类 医学英语

This is the VOA Special English Agriculture Report. The United States has urged China to accept new safety rules for its food and drug exports. American officials said the rules would include a new list of Chinese exporters. Agriculture Secretary Mi

发表于:2018-12-07 / 阅读(315) / 评论(0) 分类 VOA慢速英语2007年(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(268) / 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(440) / 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(372) / 评论(0) 分类 VOA慢速英语2007年(四)月

A professor of public health with Peking University is holding his ground on downplaying the dangers of plasticizers and melamine at a liquor brand conference, but wants to apologize for making the comments. Professor Li Keji, sparked public anger af

发表于:2018-12-19 / 阅读(271) / 评论(0) 分类 英闻天下

Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. NationalGeographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti

发表于:2018-12-30 / 阅读(417) / 评论(0) 分类 国家地理2008年

The sex drug Viagra appears to cut the effects of stress on the heart by 50 percent, according to a report by researchers at Johns Hopkins University.The report shows that the drug, which is normally

发表于:2019-01-03 / 阅读(332) / 评论(0) 分类 奥运英语

Erythromycin,红霉素 Azithromycin,阿奇霉素 Clarithromycin,克拉霉素 Fluoroquinolones and their derivatives (e.g. levofloxacin),多西环素(如:脱氧土霉素) Tetracyclines (e.g

发表于:2019-01-03 / 阅读(334) / 评论(0) 分类 医务英语

分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(634) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

分集介绍:导数,斜率,速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(706) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

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(408) / 评论(0) 分类 Scientific American(三)月

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(430) / 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(383) / 评论(0) 分类 世界各地新闻集锦

Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. National Geographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti

发表于:2019-01-22 / 阅读(392) / 评论(0) 分类 自然百科2008年

New Zealand mothers are having difficulty finding cans of baby formula in the supermarkets. Some supermarkets are limiting the number of cans to two per customer. The shortage may be because Chinese in New Zealand are buying cans of formula to send b

发表于:2019-01-27 / 阅读(399) / 评论(0) 分类 新西兰英语

For more than a week, worried parents have crowded hospitals across the country, all hoping that urgent medical treatment will be enough to overcome the tainted milk thats in their child's system. While thousands of babies have become sick, thousands

发表于:2019-02-03 / 阅读(345) / 评论(0) 分类 英伦广角

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(401) / 评论(0) 分类 英闻天下

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(422) / 评论(0) 分类 英语新闻
学英语单词
achromatopsia
alevels
ambra
anemic retinopathy
areal velocity
as fair as lily
audit notification
autoimmunity
barbed wire, barbwire
brake shoe guide pin
breakover current
burchelli
CDCG
chacun a son gout
circle-chain method
clock mechanism
comes down to
common-base current gain
continuous variable speed transmission
crystalline semiconduting compound
decade resistance
deka-grams
denaskulo
development package
dielectric capacity
disci
due process test
electrolier
eonjugate foci
equitable execution
Etecsa
fat fractal
feed launder
flash on something
foley artist
food flavour
free-standing cooker
gashion
go cold
group to terminal
guldner
helical delay line
hold a brief for
hypoecrisia
iep
income fluctuation
insinuate oneself into
intake turbulance
intercellular niche
interconnects
journeymen mechanics
junior machine
labio-alvelar
long throws
macrofiber
mainstreamness
Mari-Bilyamor
marine phytogeography
metal sample
microcyclops varicans
milloy
mistastes
navaspectrum
needle breakage
NetLingo
neutralizing well
nivation(snow erosion)
notouch
Olenti
orphan
over-engage
oversung
oxyhexaster
packaging companies
plaintext key
Polygala glomerata
pre-rinses
quasi-diagonal
recombination-rate surface
respiratory hippus
retail sales index
reusing water pool (RWP)
rhizogenesis
roching cask
rumple up
Shillong Plateau
sigmoidoscopies
Simon Peter
single-phase transformer
somatic aneuploidy
specific activity
step dancings
swinging fork
Tamarix leptostachya
telecommand receiver
tolerance range
Transact-SQL
unit construction bridge
unrefunded
Vrydagzynea nuda
we three kings
wragger