精子学

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Conscious planning for the future was thought to be a cognitive behavior unique to humans. Not anymore. Researchers in Sweden have found a zoo chimp th

发表于:2019-01-05 / 阅读(63) / 评论(0) 分类 Scientific American(三)月

Beijing, Sept. 6 (Xinhua) -- A sperm donation scandal disclosed recently has aroused growing concern in the United States. According to the New York Times' report, Ryan Kramer, the son of a donor, found that he has more than 150 half-siblings - they

发表于:2019-02-04 / 阅读(73) / 评论(0) 分类 英语新闻

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(126) / 评论(0) 分类 英语新闻

通过词缀认识单词(2)

发表于:2019-02-06 / 阅读(79) / 评论(0) 分类 英文语法词汇

后缀在缀合法中只起改变词性的作用,不改变词根的含意,这在第一章内已叙述。现将常用后缀分一般英语后缀及医学英语后缀两部分来说明。因词性不同、后缀可分为名词性、形容词等。 一、名词性后缀 1、-age为抽象名词后缀,表示行为,状态和全体总称,percentage百分数,

发表于:2019-02-13 / 阅读(47) / 评论(0) 分类 英文语法词汇

英语单词和汉字一样,存在着很多的偏旁部首字根,知道了字根你就可以根据它们直接来猜测单词的意思,虽不说百分之百猜准,但起码可以猜测个大概,至少在别人告诉过你单词的意思后你

发表于:2019-02-19 / 阅读(37) / 评论(0) 分类 英语学习方法
学英语单词
aluminum cesiumsulfate
area of pumping depression
Atapirire
athymic mouse
attitude of bed
Blagoevgrad
bronchial catarrh
browse film
cable telephony
cadweld
capital wastage cost curve
channel storage
chemautotrophy
child of forture
chogi
cointe
conixes
corneoplasty
cream cleaner
D lock
decessor
defer a call
detached service
Dinitrobutyl
dishonoured
driving screw
duplicate gene
ekphorize
electrodic
electrohydraulic steel bar shears
element macromolecule
empirical formula of glaze
eschatology
everte
exhaust conditioning box
fomitopsis semilaccatus
furiants
garden escape
Herkovitz test
heterocarpy
hilus cells
homoclinic
Ibil as Saqy
image deblurring
intermediate cross-section
International Criminal Police Organization
inverse least squares estimate
knighting
lamina denticulata
lichen planus obtusus
lifescapes
local isomorphism
loss from securities revaluation
Lotus corniculatus
mardeuil
Meletian
mercury porosimetry
micropylar end
morille
naphthyl hydroxide
non-operating cost
nozzle for pressure gauge
nunchuk
ovigerous cords
pelled
phase solubility analysis
Philaenus
phyllachora phragmitis-karkae
polar biology
polyarticular gout
previous access mode
primary aquatic plant
Proto-Yeniseian
racing skates
Rhenish
ribbon-like
rights to participation
Roan Fell
rosarian
second-raters
siderosillicate
Sopot
sungrazing
tantamounted
taqua nuts
tiger moms
TIMEDOUT
trade by type of contract
transverse magnetostriction coefficient
tuchmann
twin composition plane
Ujoviridin
upcome
upper link sensing
Viet Tri
virtual I/O device
volunteer growth of wheat
when it comes to the crunch
wonderbreads
xenogamy
zokol