增殖细胞

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(103) / 评论(0) 分类 VOA2003(下)-环境与健康

This is Scientific Americans 60-Second Science, I'm Steve Mirsky. Got a minute? Ever-increasing numbers of people are consuming news via the Internet and cell phones. In London last week at the World Conference of Science Journalists, Philip Hilts, t

发表于:2019-01-08 / 阅读(65) / 评论(0) 分类 Scientific American(七)月

Growing Vegetables Without Soil Inside the Home 在家无土栽培蔬菜 Have you ever wanted to grow your own food inside your home? 你是否想过自己在家里种食物? Scientists in Finland have developed a device that may do just that. 芬兰

发表于:2019-01-12 / 阅读(333) / 评论(0) 分类 2016年VOA慢速英语(十一)月

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(103) / 评论(0) 分类 英语新闻

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(163) / 评论(0) 分类 趣味英语

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(118) / 评论(0) 分类 英语新闻
学英语单词
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aeron.
antiresonances
atelically
ball-bearing felt packing
basis cranii
be desirous of
Berfeld diaphragm
broad-beam absorption
brokery
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Camplong
canthium didymum roxb.
ceene
Celastrus kusanoi
cephalotribe
certificate management
chemical detection
combined altimeter
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crdito
cross-flow hypothesis
crushed stratum
Csanadpalota
cytopermeability
design option
dichord
Disporopsis longifolia
distributing range
emetamine
enclosure act
enlarging photometer
ex-pats
eyeliners
fear-stricken
fetal attitude
food storage
forgottens
freedom of entry
gastroduodenofiberscope
geometrical structure factor
guarantee security account
herpet-
heterogeneous fertilization
horizontal flow settling basin
hoshen
hyperexponential distribution
hyperheparinemia
internal mechanisms
kanyi
Kwellade
Leigh R.
local user
Longleat House
mannopeptin
means
microaneurysm
microradiographic
news material preparation
Nkawkaw
nutritive equilibrium
oil of orange
osmiophilic platelet
Osset
Ostwald's law
out-of-home
overtaken
periodic mean annual increment
PF-TEST
phrenicocolic ligament
pole of quadric surface
potentiometric selectivity coefficient
pretersonic
program information department
quetelets
R. T. R.
racks
radix acori
sciapus latitarsus
seamless hosiery
secred promise
shatins
shift technique
skid pipe
solid center eyed auger with one spur
subcommissural organ (sco)
sulfamerazine sodium
super-8-movie
swimming air breathing apparatus
tetronates
the midnight sun
three-body interaction
timbalists
traction-band
trpc
two-axle truck
unallowable instruction correction
variest
video display tdinal
Väike-Maarja
werecats
workings subject to dynamic pressure