染色体交换

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(284) / 评论(0) 分类 六分钟英语

UNIT 3 My street [00:02.74]单元三 我的街道 [00:05.49]Read a poem [00:06.95]读一首诗 [00:08.41]I live in Garden City,Near Moon Street. [00:11.00]我居住在花园城市,近月亮街道。 [00:13.58]It's crowded with traffic.It's a busy s

发表于:2018-12-13 / 阅读(231) / 评论(0) 分类 江苏译林版牛津小学英语(3起)三年级上册

00:05.00]确保安全 [00:10.00]The people are in the street.What are they doing? [00:16.04]这些人在街上,他们在做什么? [00:22.07]Peter is using a footbridge. [00:26.10]Peter在走行人天桥。 [00:30.12]Mary is waiting for the green man at a pedestrian cros

发表于:2018-12-13 / 阅读(236) / 评论(0) 分类 小学英语深圳双语版六年级

Little girls are made of sugar and spice and, according to a study published in the journal Cell, a fierce determination to maintain their girlishness. Because it seems that a single gene keeps their ovaries from turning into testes. Scientists have

发表于:2018-12-24 / 阅读(175) / 评论(0) 分类 Scientific American(十二)月

ENGLISH MARATHON Host: Jeffery 1. Where is ... 2. Can you tell me the way to... 3. Go along walk straight 4. turn (on) leftright 5. crossing

发表于:2018-12-26 / 阅读(172) / 评论(0) 分类 英语口语轻松学

Idiom: Like a moth to a flame ( doing something attractive and dangerous ) Hit the book: Potion Disability Inspire Down syndrome Chromosome

发表于:2018-12-27 / 阅读(213) / 评论(0) 分类 趣味青春英语

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(228) / 评论(0) 分类 一起听英语

93 探究长寿基因 SCIENCE REPORT - September 12, 2001: Search for Long Life GeneBy Nancy Steinbach (Start at 1'01

发表于:2019-01-02 / 阅读(181) / 评论(0) 分类 科技之光

Crossing the Bar By Alfred Tennyson Sunset and evening star, And one clear call for me! And may there be no moaning of the bar, When I put out to sea, But such a tide as moving seems asleep, Too full f

发表于:2019-01-07 / 阅读(242) / 评论(0) 分类 阅读空间

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(241) / 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(427) / 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(175) / 评论(0) 分类 2010年VOA慢速英语(八)月

Tick-tock, tick-tock. Is that your biological clock? And if it is, are you female? Most people think biological clocks are strictly female phenomena, with infertility and the risk of certain diseases

发表于:2019-01-26 / 阅读(236) / 评论(0) 分类 阅读空间

As 2014 comes to a close, it's time to reflect on the most futuristic breakthroughs and developments of the past year. Here are 15 predictions that came true in 2014. 2014年已经过去,现在来总结过去一年中最具前瞻性和影响力的重

发表于:2019-02-01 / 阅读(242) / 评论(0) 分类 阅读空间

基因工程常用词汇 A 腺苷脱氨酶缺乏症 adenosine deaminase deficiency (ADA) 腺病毒 adenovirus Alagille综合征 Alagille syndrome 等位基因 allele 氨基酸 amino acids 动物模型 animal model 抗体 antibody 凋亡 apoptosis 路-巴综合征 ataxia-telangiectasia 常染

发表于:2019-02-01 / 阅读(161) / 评论(0) 分类 英文语法词汇

Greek and Turkish Cypriots have removed a blockade that has separated them for half a century. Ledra Street, a thoroughfare in the heart of Nicosia had become a potent symbol of Cyprus's ethnic partition. 希腊裔和土耳其裔的塞浦路斯人拆除

发表于:2019-02-14 / 阅读(202) / 评论(0) 分类 VOA双语新闻 2008年4月

Autism 自闭症 Why it's not Rain Woman 为什么它不是雨女 Women have fewer cognitive disorders than men do because their bodies are better at ignoring the mutations which cause them 与男性相比,患有认知障碍的女性较少,因为她

发表于:2019-02-16 / 阅读(159) / 评论(0) 分类 经济学人科技系列

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(228) / 评论(0) 分类 阅读空间

BEIJING, May 23 (Xinhuanet) -- A new study suggests that crossing your arms could reduce the intensity of pain, according to media reports. The study was conducted by researchers from University College London (UCL), who reported their finding in the

发表于:2019-02-18 / 阅读(264) / 评论(0) 分类 英语新闻

GAZA, Feb. 13 (Xinhua) -- The Gaza Strip ruler Hamas government on Sunday urged the Egyptian authorities to open the Rafah crossing point, which has been closed for two weeks amid Egypt's popular protests(抗议). Palestinians in Gaza were harmed

发表于:2019-02-19 / 阅读(173) / 评论(0) 分类 英语新闻
学英语单词
a 9
A-waste(s)
aching
acute mediastinitis
airborne remote sensing
anerobes
angin
antisense
apical periodontal abscess
apportioned by weight
average data rate
aviation company
bachynsky
Balsareny
Bangweulu
bar-mat reinforcement
birth injuries
branch control unit
cabaging
centre span
channel status table
collective-self
command relationships
controlled redundancy
decision networks
decrust
deltoid eminence
displaying device
dramatisation
dry lot
ecoadventures
execute sale
fictionary
foameth
full-page
glue water
goods transport plan
growth hormone-releasing factor
heated ceiling
hollow sound
honour guard
immigrant-rights
impact of computers
in the straw
ionization tubes
jockoes
lamarque
lithium niobate stress gage
loxoblemmus formosanus
lubec
maritime distress channel
Mazombe
mediumfit
meija
method of docking
milling cylinder
monomakhs
Mucuna birdwoodiana
multifailsafe timer
Ménez Hom
naval special warfare unit
nerine
neritina crepidularia
nervoprotoplasmic plexuses
no twist finished stand
nonpuerperal
Novogurovskiy
obligate aerobe(s)
over-zeal
paddle-wheelers
pippard equation
plane ambulance
print column
pseudobed
Public Limited Liability Company
pylorocolic
reject reaction
relatively prime elements
rivale
rowed
rpublique
s2
Sarufutu-gawa
sequence photography
sidewall length
simulation of manned system
squilk
steadite
stone mortar
supporting distance of beam
Tamarix sachensis
toolstock
toulour
twin rolls
ultra-liberalism
unguiform
united-atom limit
urms
value broker
variable speed chopper
vote-counters
weakness zone