神经肌细胞

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(104) / 评论(0) 分类 VOA2003(下)-环境与健康

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

发表于:2018-12-30 / 阅读(59) / 评论(0) 分类 国家地理2008年

By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo

发表于:2019-01-31 / 阅读(50) / 评论(0) 分类 VOA常速英语2008年(四月)

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(115) / 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(119) / 评论(0) 分类 英语新闻
学英语单词
5-ribosyluridine
acousto-optic mode-locker frequency doubler
advanced fuel
apiums
areolar connective tissue
ashel
ashlar brick
atrial pacemaker
Auxo
AY6608
basic categories
Beard's treatment
beckles
block special file
blue heaven
boles
capital stock authorized
Carnot vapor cycle
cataphonics
chemoreceptive sensilla
chloroplastin
compensating feedback loop
copper insoluble metal powder
crozzle
deering
diarsane
donald cherry
eyebrow flash
failure to maintain
farbers
gametogonium
gaugehead
grasstop
gratioligenin
Graustarkian
grey body radiation
haemostatica
hasten the decline of
hoppas
hot sizing
interval schedules of reinforcement
introductory law
juxtaparanodes
kurukshetras
kyparissia (kiparissia)
Lactobacillus bos-oppleri
Lake Canandaigua
limits of audibility
lithokelyphopaedium
lock-filers clamp
machine controller
Makere
makes use of
malfunction analysis procedure
mering
movable causeway
Mucuna sempervirens
negative concept
non-pensionable supplements
nonlinear parabolic equation
nutriculture
obliquus reflex
oil pan
one dimension
oregon-california
os hamatum
outer pole generator
pay in money
petticoat slave
Poa calliopsis
positive-or circuit
PPGA
prenate
profile sampling interval
Proglumetaein
progress reports
quasi-constitutional
radio determination
releeve
rotary sorting table
rubberfile
rupture of meniscus
selectorate
setting area
sky-wave transmission delay
snack food
solar radiation factor
stepping off
storm deposit
storz
subconjunctivally
the spirit is willing but the flesh is weak
thiourea resin
train up
transfer tape technique
traveling salesman
twistfication
ultraviolet-visible absorption spectrometer
unclassical
VHF and UHF direction finder
West Trenton
Z-dependence