Y染色体(雄者性染色体异型的;雄者所特有的性染色体)

A Century of Memories (1900-1909) On the eve of the new century, the sense of 1) boundless possibilities also 2) ignited an explosion of technological 3) innovations that would have 4) profound impact

发表于:2018-11-28 / 阅读(108) / 评论(0) 分类 疯狂英语2003年

PEOPLE IN AMERICA - Burl Ives, 1909-1995; The Famous American Actor and Singer Recorded Hundreds of Songs STEVE EMBER: Im Steve Ember. SHIRLEY GRIFFITH: And Im Shirley Griffith with the VOA Special English Program, PEOPLE IN AMERICA. Today we tell ab

发表于:2018-12-16 / 阅读(253) / 评论(0) 分类 2011年VOA慢速英语(十二)月

ECONOMICS REPORT - Peter Drucker, 1909-2005: A Thinker for Business Leaders By Mario Ritter Broadcast: Friday, November 25, 2005 I'm Steve Ember with the VOA Special English Economics Report. Peter Dr

发表于:2019-01-02 / 阅读(47) / 评论(0) 分类 健康与经济

Scientists at the Whitehead Institute in Cambridge, Massachusetts say it's fortunate for humans that the Y chromosome is not on the verge of extinction. That's because the Y is the chromosome that makes males males. The outlook is less favorable for

发表于:2019-01-08 / 阅读(129) / 评论(0) 分类 2005年NPR美国国家公共电台

VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Rich Kleinfeldt with the Special English program, People in America. Today, we tell the story of Jessica Tandy who died in nineteen ninety-four. She won many awards for her acting during the almost

发表于:2019-01-11 / 阅读(43) / 评论(0) 分类 VOA慢速英语2008年(九)月

This is the VOA Special English Health Report. A miscarriage is the natural loss of a pregnancy before the twentieth week. This happens to as many as twenty percent of known pregnancies. Experts say many pregnancies end before a woman even knows she

发表于:2019-01-11 / 阅读(49) / 评论(0) 分类 2010年VOA慢速英语(八)月
学英语单词
-gate
actinomycosis pulmonum
aggregated array
aitken theorem
amyl sulfocyanide
anthostele
approach goal
araneus ejusmodi
atrate
atrichopogon rufescens
bank records
benzeneseleninic acid
blood sister
camp springs
Catherine of Alexandria, Saint
causgrove
cercospora tosensis
chaffy
charge-transfer laser
chersonese
childern
China Towing Company
circumvolves
cite a case
cleaning cycle
cognovit clause
debt to asset ratio
design development test and evaluation
development of ovary
dielectrically isolated IC
dinocrates
endoplasma
existant
extremotolerant
fainter
fertilizer experiment
floodmap
Flärke
foreign manufacture
galiella javanica
hexaoma (eriocera) rubriceps
impersonations
in sexually mature phase of life
ingoing gauge
integrating flow meter
keepsake
keramographic
lanz pearlite process
limited monarchy
macro expander
made it
mainsheet
manufacturing expense budget report
margin stop indicator
methylated
micro-steradians
multiple equilibria (system)
myriate
natural pigment
Navlya
normal topological group
Nārāinpur
octave band
onwar
photoorganotrophy
play in the hole
pleuroscop
polymerization isomerism
quadrature-axis reluctance
quesos frescos
railhead
re-vamps
rearchive
RVEC
rzm
Rφnne
scoop-necked
screen time
self-starting hysteresis motor
siremobil
solifluctiontongue
spacehand
specific record
spray device
Stanley Seamount
strumulose
sub-fraction bar thickness
subcategorical
substellar
sunproes
sylvanite
to the halves
unionisers
unmortalize
visibility of precipitates
Wachow
wajib saum
Wauregan
wine bars
winmails
xvision