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
5'-Exonuclease
actual assets
air-dropped expendable bathythermograph (axbt)
airspace restricted area
Alto Lucero
ball-turning rest
bamboo drain
bergots
bi-implication letter
bituminous substances
blued
blurt out something
boorishness
bridge erection boat
Canh Hoa
carbos
Celatom
city councils
constant table entry
conveying tube
cylinder borer
deboshment
Du Pont Benlate
effective noise temperature
equatorial ridge
ethylene-vinyl acetate
factor XI
failure to danger
failure to discharge debts as they become due
feed back circuit
finance department
firing attitude
fisher's k statisitcs
flat interferometer
flight feathers
fondamentale
formal microprogram
fully integrated digital network
G. G. G.
gamma-ray spectra
Gaussian hypergeometric function
gpa
gray wolves
Guilt Wave
Hardgrave sandstone
inorganic acid
insanity during lactation
Las Animas, R.
lose heart
magnetic data carrier
make a representation to
mascoma l.
medium finishing
methyltyrosines
microniser
Mikulicz's pad
mozartiana
n-heptene
natural convection-cooled device
nominal regime
norsethite
petrochemical waste
Peucedanum stepposum
poncif
portau-prince
potstones
preliminary exam
prinnies
process air conditioning
produce broker
Rather, Dan
raw stock
re extrusion
reshelve
resource-oriented synchronization primitive
return vehicle
rinse water supply inlet
rotary valve
Scalasaig
scoliotic
scope setting
self-steering microwave array
semifinalists
spontaneous origin
Srihari
Steens Mountain
steepest descent line
stepping in
strehlow
stud-link
subaqueous suit
Sunghua River
tadzhikistans
thermal voltage
thermostatic cutout
three-region core
topographic forms
totipotence
translocally
urad
y? pu
yawnless