染色体多形性[多态现象]

Alice: Hello, I'm AliceStephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sleepwalking. Have you ever walked in your sleep, Stephen? Stephen: I dont think so, but Ive been known to tell stories in my sleep. Al

发表于:2018-11-29 / 阅读(127) / 评论(0) 分类 六分钟英语

梦游症是会遗传的。 Alice: Hello, I'm Alice Stephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sleepwalking. Have you ever walked in your sleep, Stephen? Stephen: I dont think so, but Ive been known to

发表于:2018-12-27 / 阅读(110) / 评论(0) 分类 一起听英语

Neil: Hello and welcome to Six-Minute English from BBC Learning English, I'm Neil and with me today is Rosie. Rosie: Hi there. Neil: Well, today we're talking about men. Rosie: That sounds interesting. Neil: It is very interesting especially if you'r

发表于:2019-01-07 / 阅读(100) / 评论(0) 分类 六分钟英语

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(144) / 评论(0) 分类 2005年NPR美国国家公共电台

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

1 Compared with conventional beef, grass-fed beef is higher in this health-promoting nutrient, which gives its fat a yellow color: 1、与传统牛肉相比,草饲牛肉中某种有益健康的营养素含量更高,并让脂肪呈现黄色,这种

发表于:2019-02-18 / 阅读(86) / 评论(0) 分类 阅读空间
学英语单词
.yu
accumulation of pressure
alsophila pustulosa christ.
ambulacrum
angiopteris lobulata ching
Arborg
archipenko
audit program design
bandhnu
binomial distribution
Bola, Bahr
bonding pair
carriageways
cephalomyid
changing file name
charge excessively
chloroacetic anhydride
clamminess
coleus atropur-purers benth
cotreated
cramants
cuprum ammoniatum
cwgc
descending chain
diarrhea ablactatorum
digit transfer trunk
dimotane
dlambda
El Temascal
electron beam pumped semicon ductor laser
end-products of weathering
euglycemia
family Trionychidae
filt.
flight planning
football boots
Fototronic
free radical photography
free-replacement
gets down to
gil
Gogunda
ground air communication
gurley
hypoxylon subannulatum
inchaste
injurious bird control equipment
interfelted
Ishin
Kandaurovo
keyless coupling
Kranj
Lead Hill
light-manufacturing
liquor quininae ammoniatus
Lockstedt
longitudinal split nut
macrocystidia cucumis
Malayises
masters of ceremonies
nonparametric
oil indication
Omeprazole-Astra
overtemperature control
personnel subsystem (ps)
phase pre-equalization
postnik
pre-trials
private-land
pseudotyphoid meningitis
quantizer
Radix Inulae
random choice method
recessed wheel
reperforator switching centre
safe as a house
selecting operation
selfoc lenses
Sengas
smoky quartz carving
snort
something is in the air
sowd
St-Paul-de-Montminy
stenion
sterilitas virilis
sunfast
Tao Shuo
Tefé, R.
thiohydroximate
transitionary
unsoldier
Unzen-dake
upward multiplexing
urea peroxide
v.nn
valuation of goods for
vanderspeigle
vaxstation
weavers broom
well-paid
with holder rule