成对染色体(杂种中配对的染色体)

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(265) / 评论(0) 分类 六分钟英语

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(159) / 评论(0) 分类 Scientific American(十二)月

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(203) / 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(217) / 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(169) / 评论(0) 分类 科技之光

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(235) / 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(417) / 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(161) / 评论(0) 分类 2010年VOA慢速英语(八)月

Representatives By Dan Robinson Washington 24 October 2006 Nancy Pelosi If Democrats win control of the House of Representatives in the November 7 congressional elections, a Democratic lawmaker from the state of California could become the first wom

发表于:2019-01-12 / 阅读(302) / 评论(0) 分类 2006年VOA标准英语(十月)

A: Hi. I wanted to talk to you about the letter we received about fumigating the building. B: Yes, I would be happy to help you with that. What do you need to know? A: Do we have to leave our apartment on the day they do it? B: You will have to vacat

发表于:2019-01-20 / 阅读(179) / 评论(0) 分类 地道英语对话-租房

A: Good morning. I had some questions about the fumigation letter we received. B: I am here to answer your questions. What do you need clarification on? A: Will I have to find somewhere else to go on that day? B: You cannot stay in your apartment for

发表于:2019-01-20 / 阅读(178) / 评论(0) 分类 地道英语对话-租房

A: Hello. Could you help me understand a few things about the fumigation letter? B: It would be my pleasure to help you. What is your question? A: Can I still stay in my apartment while they are doing this? B: You and your pets will have to leave you

发表于:2019-01-20 / 阅读(230) / 评论(0) 分类 地道英语对话-租房

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(225) / 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(230) / 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(152) / 评论(0) 分类 英文语法词汇

By Dan Robinson Capitol Hill 14 December 2006 The incoming Speaker of the House of Representatives says Democrats will push for creation of a new bipartisan committee to oversee how money is spent on and by the U.S. intelligence community. VOA's Dan

发表于:2019-02-02 / 阅读(279) / 评论(0) 分类 2006年VOA标准英语(十二月)

By Scott Stearns White House 09 November 2006 U.S. President George Bush and leaders of the opposition Democratic Party say they will work together. Their comments came after the latest election results showed Democrats have won control of Congress

发表于:2019-02-05 / 阅读(239) / 评论(0) 分类 2006年VOA标准英语(十一月)

Wendi: I wanna know what goes on at the bachelorette party. Have you had to throw one - like having been a bridesmaid - have you ever thrown a bachelorette party for a girlfriend? Rachel: Yeah, but, I don't know if I want to talk about it. Wendi: I d

发表于:2019-02-06 / 阅读(197) / 评论(0) 分类 原版英语对话1000个

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(146) / 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(220) / 评论(0) 分类 阅读空间
学英语单词
above-threshold analysis
adams-needle(yucca smalliana)
additive lamphouse
agazed
anagliptin
arouets
Bacterium sonnei
bagasse elevator
berchemia racemosa magna
black-on-white
bryocoris (bryocoris) insuetus
calappa japonica
Callicebus
cameco
cardinal spline
cask handling area
Castmat
cement-asphalt mortar
Chandanpur
chuck-wrench
condensed ring
corresponding speed
counter-move
cutting-tool lubricant
dewatas
distri-bution
dock charge
dondril
drywell head
exchangeable bond
faddom
fencing gloves
fishpen
fissa pelvis
flip your lid
Fresnel-Arago law
fueling battery
greenhouse thrips
guiheux
ha'pennies
hepatotoxic
hexahydrolupulon
honey poisoning
hot patch outfit
hyponatraemia
i-suffred
I.Min.E
international monetarism
joint rail-air freight service
jurand
Karakitai(Kara-Khitai)
kendra
kill-crazy
linchpins
malignant pleuritis
mess-hall
microautograph
moderance
moving range
open weave
orr sommerfeld equation
Oupeye
outer lane
Palaearctic region
palytoxin
pattern drill
pavillions
pedosexual
polyethylene foamed
put your shirt on
recapitulating
rim remover
schmich
self-fulfilling prophecies
sexer
shell pass
small-scale
smooth airgap
spring bar
stopping distance
stratospheric coupling
susan
swinsons
thin-film insulator
time over steerpoint
toha
tres lagoas
trimorphous
tuple calculus
two-stage light gas gun
Ugli fruit
ultra-short wave receiver
unicode transformation format
United Nations War Crimes Commission
unvulgarized
ureterotrigono-enterostomy
v-chipper
water renovation
Welch's alloy
Wendy houses
Whidbey I.
wooden spike