音标:[p'ri:'embri:əʊ] ;
n. (胎儿的)胚前期
词型变化:名词复数形式 : pre-embryos

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发表于:2018-12-04 / 阅读(74) / 评论(0) 分类 英文魔法师字源大挪移

IN THE NEWS - John Kerry Chooses John Edwards for Vice President By Cynthia Kirk Broadcast: Saturday, July 10, 2004 This is Bob Doughty with In the News, in VOA Special English. The Democratic Nationa

发表于:2018-12-07 / 阅读(76) / 评论(0) 分类 教育与新闻

RACHEL MARTIN, HOST: Scientists doing embryo research are facing some sensitive questions over a new generation of scientific experiments, questions like how long should scientists be allowed to keep human embryos alive in their labs to study them? A

发表于:2019-01-16 / 阅读(54) / 评论(0) 分类 2017年NPR美国国家公共电台3月

ARI SHAPIRO, HOST: For the first time, scientists have altered the DNA in human embryos to make a fundamental discovery about early human development. Scientists say this proves that modifying genes and human embryos can reveal powerful insights into

发表于:2019-01-16 / 阅读(42) / 评论(0) 分类 2017年NPR美国国家公共电台9月

今天我们要学的词是 pre-order. Pre-order 预购。iPhone5问世了。The iPhone5 went on pre-order just after midnight Pacific time last Friday. iPhone5 于美国西部时间上星期五凌晨12点一过开始预售。Roughly one hour after t

发表于:2019-02-04 / 阅读(64) / 评论(0) 分类 英语单词荟萃

During the weekend, 2 couples and their families invited the media newspapers, TV and radio to interview them about embryo donation. The first couple had two teenage boys and the second couple had a 3-month old baby girl. Couple 1s 16 year old son wa

发表于:2019-02-06 / 阅读(42) / 评论(0) 分类 新西兰英语
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abu sayyafs
abysses
administer upon
Alfven number
amphiprostyle tetrastyle
animatingly
at war
automatic wheel truer
Bacillus paradysenteriae x
balnearii
Batumi
be asking for trouble
below the surface
big rigs
bipolar memory
blood sedimentation rack
booming noise
breach of the obligation to...
brine refrigeration
British standard hardness
broken rail state
brownish red
Chinton
Chiungchus-suan Age
closely-linked
commodity science
conductive time of facial nerve
cycloheximides
daggy
dolordorm
dwarfishnesses
Erskine John
esseneite
Ethtool
external acting brake
factory bookkeeping
flexible plan
fluebrush
fluoroprene
fossa intercondylica
Galilean transformation
gameiest
glasscocks
Global Commission on International Migration
hair-shaft
head visible on vulval gapping
hefted
hellaciousness
house-martins
Ibdes
intertestamental
kamrans
low-pressure facies series
market map
marosion
mordaunts
Mpama
mycosphaerella areola
nacreous structure
Naidu
ngomas
nondairy
not care a thrum
ornamental fishes
passive location
permutation/reset sequential machine
petersham cloth
plain catgut
portioned
postponent
pressure slot
Propiocin
Pseudosuchia
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reassoune
recharge ... batteries
reply coupons
russian vines
safeguarder
Sandoscill
saw tooth hob
sediment type
segui
siebes
signal degradation
simulium (simulium) sakishimaense
soft focus lens
Soto de la Vega
spheric harmoics
Suksdorfia violaceae
Syringa protolaciniata
thanksgives
trigonal system
trunnion shaft
ultra-high voltage electron microscope
unwired network
up-lighters
Vijay Pillai
witnessings
word state
working days of 24 consecutive hours
zinc benzoate