[网络] 等位基因

摘要:老年人是社会的弱势群体。他们曾为国家的发展进步奉献了一生。但是许多老年人,在退休之后,并不甘心就这样退出社会舞台,他们想要继续发挥余热。社会也应该给老年人创造更多

发表于:2018-12-03 / 阅读(86) / 评论(0) 分类 英语听力小短文走遍全世界

America's population is becoming older and increasingly diverse - made up of people who are different from each other. Nowhere are those differences more apparent than in Houston, Texas. The city has seen an increase in the number of minority communi

发表于:2018-12-07 / 阅读(71) / 评论(0) 分类 2017年VOA慢速英语(七)月

Hi, everyone, has marriage gone out of style? You might think so from statistics just released by the Census Bureau. For the first time in American history, married couples are minority,making up just

发表于:2018-12-11 / 阅读(76) / 评论(0) 分类 万花筒2006年

The UN refugee agency says it is worried about the security of people living in isolated villages near the former conflict zones of Georgia. It says some 2,300 people from villages in the buffer zone between the Georgian town of Gori and the breakaw

发表于:2018-12-16 / 阅读(129) / 评论(0) 分类 VOA标准英语2008年(八月)

公司副总裁Lisa找到销售部经理Frank. Lisa: Frank, we just got our sales figures in and the numbers are very disappointing. What's going on here? Frank: I haven't actually seen the new figures. How far have we fallen? L: We were in sixth pla

发表于:2018-12-25 / 阅读(59) / 评论(0) 分类 礼节美语

文本:Fair enough, but in the longer term, the figures aren't going to be dominated by the likes of you and me. It's the birth of new people that will have the largest effect on future statistics. And here's where it gets interesting. For a long t

发表于:2018-12-28 / 阅读(60) / 评论(0) 分类 英音模仿秀

4.人口红利 Demographic dividend 全国人大常委会委员、中国社科院学部委员、人口与劳动经济研究所所长蔡昉表示,中国人口红利消失的拐点已在2012年出现,将对经济增长产生显著影响,我们应当

发表于:2019-01-08 / 阅读(80) / 评论(0) 分类 英语笔译

By Carol Pearson Washington, DC 29 May 2006 watch Autism Gene report Researchers at the University of Texas Southwestern have been able to genetically change mice so their behavior is similar to some people with autism. The researchers hope their di

发表于:2019-01-13 / 阅读(170) / 评论(0) 分类 2006年VOA标准英语(五月)

The U.S. population has passed the 300-million mark in the past decade, with non-white groups accounting for most of that growth. A new study of census data for 100 major metropolitan areas in the U.S. shows that many black, Asian, Hispanic, foreign-

发表于:2019-01-13 / 阅读(86) / 评论(0) 分类 VOA标准英语2010年(六)月

RACHEL MARTIN, HOST: There was a gathering here in Washington, D.C. last week that had nothing to do with the inauguration or with politics. It was an occasion for matchmaking, although not a romantic kind. Here, farmers got set up with chefs in an e

发表于:2019-01-16 / 阅读(140) / 评论(0) 分类 2017年NPR美国国家公共电台1月

By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis

发表于:2019-01-26 / 阅读(225) / 评论(0) 分类 2006年VOA标准英语(九月)

今天我们要学的词是 think tank. Think tank 智库。比如,The Heritage Foundation is a well-known conservative think tank. 传统基金会是一个著名的保守派智库。A think tank in Beijing recommended China adjust its one-child po

发表于:2019-02-06 / 阅读(165) / 评论(0) 分类 英语单词荟萃

公司副总裁Lisa找到销售部经理Frank. Lisa: Frank, we just got our sales figures in and the numbers are very disappointing. What's going on here? Frank: I haven't actually seen the new figures. How far have we fallen? L: We were in sixth pla

发表于:2019-02-12 / 阅读(68) / 评论(0) 分类 商务礼节美语

本期内容: Sleepingtoomuchortoolittlecanincreasethelikelihoodofbecomingobese,researchershavediscovered.Thestudyfoundabnormalsleepingpatternsincreasedtheriskofbeingoverweightforthosegeneticallypredisposedtoobesity.Theeffectwasseenregardlessofdiet

发表于:2019-02-13 / 阅读(88) / 评论(0) 分类 夏说英语新闻晨读

I'm going to make an argument today 我今天要提出一个新思想, that may seem a little bit crazy: 它听上去有一点儿疯狂: social media and the end of gender. 社交传媒和性别消失。 Let me connect the dots. 让我把这两件事

发表于:2019-02-13 / 阅读(67) / 评论(0) 分类 TED演讲教育篇

台湾籍旅美老师今天交给我们的句子是: But it turns out high birth rates and the population explosion are not permanent features of some cultures or countries. But rather a part of a four-step process the whole world is going through,

发表于:2019-02-13 / 阅读(83) / 评论(0) 分类 留美老师带你每日说英文

本期内容: Foranationknownforitsobsessionforgold,TeamChinaseemedtohavehadaroughtimeinRiodeJaneiro. 作为一个对金牌痴迷而闻名的国家,中国队似乎在里约奥运会上备尝辛酸。 Thecountrycameinthirdplaceinthegoldmedalcounta

发表于:2019-02-14 / 阅读(79) / 评论(0) 分类 口语侠每日早读

Today marks the International Day of Families. This year's theme is families, healthy lives and a sustainable future. The International Day was first proclaimed by the UN General Assembly in 1993. It provides an opportunity to promote awareness of is

发表于:2019-02-18 / 阅读(98) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
a pair of forceps
absorption current of dielectric
accumulated register
acidify
Ahmad Shah Masoud
Anton's symptom
bearing (water) pressure booster pump
begonia coccinea ruiz
blackbead
bortnik
butadiazamide
calocoma
carpetgrass
carptnus viminea wall.
cephalinic acid
chance constraint
chlobenthiazone
clangiest
coarsely
collection on documents
conditional macro expansion
continuous rating permitting overload
Corneol
correlation(al) research
credit freeze
depreciated original cost
deviatoric state of stress
dmmp
Dorolt
dysdiemorrhysis
erizepine
ethyl ether-boron trifluoride complex
extruded expansion dehumidifier
feed pump discharge line
ferrated albuminic acid
floating decimal point
full-coat magnetic film
give someone their cards
gun down someone
hagopian
hard-labor
have no nerves
helenite
isothermal treatment
kamseen, kamsin
Kisarawe
knight of the Jemnay
laminated shim
leelanau
liquid in glass thermometer
Maldanidae
marginal accessory veins
medler
melogale moschata
mennell
merit-rating plan
meteorologic observation ship
microform anisotropy
monochromasia
MTD (maximum tolerated dose)
neoschisandrin
nipomo
Noachian epoch
off-cut
part-number
personnel expenditure
pink porcelain
pneumatic cloth feeder
polar zones
proliferative fibrosis
Queen Gull
radix liquiritiae
raise a family
reorganizable system
Richteria
sanatron
sarapes
scraptiid
semipalmation
Septoria miuraei
single-phase fault
snuff-bottle
socio-technical system school
symmetric configuration
synaptic remodeling
tail-lights
taslimi
teasy
tert.-butyl phenoxyl ethanol
thin-leaved stringybark
think shame
title guaranty company
Tonefjellet
trodden as upon eggs
unemployment compensation supplement
vapor pressure lowering
wet sand yard
Willbutamide
worm shaft and nut type
yaw stiffness
Yunnan piptanthus
zugloes