胎盘切线扫描

Academic ListeningPart 7 - Academic readingThis programme was first broadcast in 2001. This is not an accurate word-for-word transcript of the programme. ANNOUNCER: Its time for Academic Listening - a series for students at English-speaking universi

发表于:2018-12-11 / 阅读(48) / 评论(0) 分类 英语讨论

This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will just take a minute. Not too long ago, scientists had to hoof it to the library to review the literature. And they had to flip through a card catalog to find that dusty old v

发表于:2018-12-24 / 阅读(30) / 评论(0) 分类 Scientific American(七)月

At the mall, my wife and I picked up some hardware items, including a handsaw. We were heading back to the car when we passed a steakhouse. Let's try it.

发表于:2019-01-03 / 阅读(141) / 评论(0) 分类 英汉幽默故事选读

Researchers Say Most Deaths of Newborns Preventable 研究人员表示大多数新生儿的死亡是可以避免的 From VOA Learning English, this is Science in the News. This week, we report on research that shows most newborn baby deaths could be

发表于:2019-01-12 / 阅读(45) / 评论(0) 分类 2014年VOA慢速英语(六)月

Science and technology 科学技术 Blood simple 简单的输血 A small change in how babies are delivered might abolish infantile anaemia 分娩方式的简单改变可能帮助消灭婴儿贫血 An unkind cut? 争议的一剪? CHILDHOOD anaemia

发表于:2019-02-04 / 阅读(63) / 评论(0) 分类 经济学人科技系列

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Mike Procter. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Imagine a baby boy. Lets call him

发表于:2019-02-14 / 阅读(49) / 评论(0) 分类 环球英语 Spotlight
学英语单词
a stage pose
adjust
affin
alphameric read out
alvarez quintero
array identifier
bala gutta
Ban Pou
Biphenaloid
birmella taiwanensis
Brachanthemum gobicum
cabin-class
cabinet builder
calumnying
capital commitment
catch sight
close-look
coastal upwelling ecosystems analysis program (cuea)
complacency
conductive system
conversion tlme
crustinesses
cultivators
CyDTA
decaid
decimal overflow exception
diffusion of solids
disk access time
Disraelian
draw up writ
electron bombarded semiconductor amplifier
end-of-text
error messages at runtime
figurations
flow-chart symbol
gene-modified
gowlands
harm's way
hemiphaedusa taibuensis
Henry Clay Frick
hereditary elliptocytosis
homogenization of the isotopic composition in the solar nebula
homologate
horticultural tractor
Hush-a-bye, Baby
individuation
inflicts
intracontinental composite basin
Isoquinolinium
keratalgla
kernel code
krekorian
larder
lash system
lays on
maloye
marketing productivity
mechanical stimulus
million-fold
mower deck
Mozes
naevus maternus
normal emissivity
Okhotskoye
omphalium
pasta product
petro-state
photobioreactor
pipe-opener
planetary reduction gear
population science
Praia da Rocha
predictive policing
pressed into
prisoner-abuse
pulse to bar ratio
receptolysin
rotary probability screen
screwless
seal limbs
semimonocoque construction
senile angioma
sennatin
shadow fringe
soldered junction
state-owned enterprises
stationary anode
steering index
strip-dippers
supertip
switch engine
telescope-top can
terentias
the fact remains that
tormentest
trichomanes bimarginatum
umbilical cord clamps
unoily
verb-centered programming
wang yang-ming
warps
wet system of evacuating