音标:['әuvә,fә:tilai'zeiʃәn] ;
施肥过多

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(170) / 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(122) / 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(119) / 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(177) / 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(141) / 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(178) / 评论(0) 分类 英语新闻
学英语单词
abernathyites
active concealment
aerographical chart
airborne weather radar (awr)
alum clay
amazonomachies
animal cellulose
antananarivoes
Archeria
argon ion gas laser
attitudinizes
balance spring tester
benli
binary-star
blackbody locus
car races
Caransebes
cardiodystrophia
Carswell
charger plate
class of service table
conscribed
containoveyer
continental island
continuous maximum rated
conus terebra
copy-restore parameter
cost behavior pattern
dendritic ridge mold
Dilangil
direct-connected exciter
direction and range acquisition system
double slide-wire bridge
electorthermotherapy
endotheliitis
engraft in
equilibrate
far-back
genus Trautvetteria
going Dutch
good stand
h.
hatchway battening arrangement
heads-ups
HMTD
htf
hypnopedias
information journal
internal teeth serrated lock washer
isopluvial line
laser spectrometer
lavations
linsy
lipread
lithothamnion ridge
liver tumor
lose your nerve
lyophillizer
Maria Tallchief
martensia flabelliformis
menisciform
mimes
molybdenum free steel
molybdenum powder
mortgage payment
nonionization
optoelectronic modulator
partyness
pineville
pixel pusher
polaried relay
posterolateral sclerosis
proeung
re-booking
resorption refrigerating system
right of way distribution
room cooler
Root hog or die poor
rot-resistant
seagulling
semi-flat rim
sikang
smartless
softlifting
sporophytic generation
spot welds
structurelessly
tandem rotor helicopter
teratoneuroma
Thorn's ananeuver
true exit
tumoristatic
turning operation
under focus
unilateral signal transmission
unpassivizable
use in common
variety of universal algebras
vestibule training
Welded Mesh
well-integrated
Witte's peptone