施肥过量

10月4日,在瑞典首都斯德哥尔摩的卡罗林斯卡医学院,诺贝尔奖评审委员会宣布,英国生理学家罗伯特爱德华兹获得2010年诺贝尔生理学或医学奖。 85-year-old Englishman Robert Edwards wins the Nobel Pri

发表于:2018-12-07 / 阅读(94) / 评论(0) 分类 60秒科学

They are only a few weeks old, but these octuplets are already the center of public outrage. Los Angeles police say they plan to investigate death threats against their mom, Nadya Suleman. The 33-year-old single, unemployed mother has been getting hu

发表于:2018-12-11 / 阅读(37) / 评论(0) 分类 万花筒2009年

Scientists in Oregon successfully fixed a disease-carrying gene in human embryos. It was the first time this has been done. This small effort could be a big step in preventing inherited, or gene-related diseases. A research team at Oregon Health Scie

发表于:2019-01-02 / 阅读(50) / 评论(0) 分类 2017年VOA慢速英语(八)月

This is Scientific Americans 60-Second Science, I'm Cynthia Graber. This will just take a minute. In vitro fertilization(试管受精) efforts can be helped by oddly enough oral contraceptives .That's the finding from Tel Aviv University, site of the

发表于:2019-01-08 / 阅读(72) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60-Second Science, Im Steve Mirsky.Got a minute? The 2010 Nobel Prize in Physiology or Medicine goes to 85-year-old Robert Edwards of England, for the development of in vitro fertilization. The Karolinska Institutes Chris

发表于:2019-01-08 / 阅读(49) / 评论(0) 分类 Scientific American(十)月

BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear

发表于:2019-02-08 / 阅读(57) / 评论(0) 分类 英语新闻
学英语单词
adoula
Aizubange
ballet de l'opera de lyon
Ballybrack
be all of a heap
bell's disease/palsy
bibliographic identities
black layout
block votes
blowner
built-up strut
Capriote
catchily
chargemasters
comet-finders
computer-based message system
condition of uncertainty
continuous transmitter
cooling fixture
cork packing
couragio
cross-junction box
Cryptothelea formosicola
darkful
deflows
dense-medium purification
dolni dubnik
drill stem
dross box
electric channel
Euler-Poisson-Darboux equation
Falkenthal
flightworthy
ganglers
genus Tineola
grammicomyia (ectemnodera) sauteri
gum guaiacum
Hatuey
have a word with someone
heat capacity of volume
hormonal balance
Hyacinthella
hydraulic separator, hydraulic segregator
Hydrometeorologic Forecasting centre
in the long run
incontinently
indirect immunofluorescences
inherent loss
instupefying
isolating distance
kill file
Kirchseelte
l/c issued ledger
laevorotatory substance
legal mortgage
light version
Lijunsha
lowrise
make the change
marketing information
Matsena
Mitundu
molten silver extraction process
moneytightening
montoni
Obie Award
osteoarthritis
pacemaker centers
paroxetime
phonophores
photomosaic
PIIP
plumicorns
polymorphic programming language
PP antirachitic vitamin
pyemias
ratiometric conversion
razaq
riv level
rout
scribe coating
sealed package
semibreves
Serrejón
sexy time
shopfittings
sinnerman
south-polar
stage combat
state attorney general
strain-gage accelerometer
suboccipital venous plexus
synthetic manure
tackle below the belt
Tea-coloured
threshold operator
Tony Cottee
water buffalo
water thinned paint
Wendlandia
word play
Zarzalejo