演化迟滞现象, 演化停滞

evolutionary retardation的用法和样例:

例句

  1. Tissue membrane is the retardation cingulum of dust transference in vivo.组织膜是体内粉尘迁移的隔离阻滞带。

4. This group generally do well in IQ test, scoring 12-15 points above the mean value of 100, and have contributed disproportinately to the intellectual, and cultural life of the West, as the careers of their elites, including several world-renowned

发表于:2018-12-04 / 阅读(100) / 评论(0) 分类 考研英语长难句讲解

The Mercury Mess By Samantha Levine / 2004, as first appeared in U.S. News nbsp; What are the dangers of mercury in fish? Can the mercury mess be cleaned up? 1 Are these fish safe to eat?” It’s a

发表于:2018-12-19 / 阅读(95) / 评论(0) 分类 彭蒙惠英语

Rare but Deadly By Susan Brink /2005, U.S. News World Report . All rights reserved with permission. Distributed by Tribune Media Services International. Simple, cheap blood tests could save thousands

发表于:2018-12-19 / 阅读(138) / 评论(0) 分类 彭蒙惠英语

Every week, more children arrive to work in the hundreds of primitive mines in the bush. Here they endure long hours at dangerous jobs, wringing flecks of gold from the dirt with mercury. One of them is a 12-year-old boy named Saliou. Momodou is just

发表于:2018-12-26 / 阅读(104) / 评论(0) 分类 自然百科2016年

Science and technology. 科技。 Exercise and addiction. 锻炼也会上瘾。 Fun run. 奔跑的奥秘。 People, it seems, have evolved to be addicted to exercise. 人类似乎在进化过程中对锻炼上瘾了。 AS THE legions of gym bunnies a

发表于:2018-12-31 / 阅读(154) / 评论(0) 分类 经济学人科技系列

People start stereotyping early. Even toddlers react positively to members of their own race, but often distrust those from different groups. The seeds of racism are planted in most everyone. Everyone, that is, except people with a rare genetic condi

发表于:2019-01-02 / 阅读(120) / 评论(0) 分类 60秒科学

By Lisa Schlein The UN Children's Fund, UNICEF, says Iodine Deficiency Disorders, which cause mental retardation, are a huge problem in Europe and Central Asia. UNICEF says this disorder can be solved

发表于:2019-01-03 / 阅读(101) / 评论(0) 分类 VOA2004(下)--健康科技

People start stereotyping early. Even toddlers react positively to members of their own race, but often distrust those from different groups. The seeds of racism are planted in most everyone. Everyone, that is, except people with a rare genetic condi

发表于:2019-01-08 / 阅读(128) / 评论(0) 分类 Scientific American(四)月

Time now for StoryCorps. This oral history project is traveling the country, collecting interviews between friends and families. Today we hear from a daughter and her father. --My name is David Warm, I'm 51 years old. --My name is Mary Warm, and I'm

发表于:2019-01-08 / 阅读(176) / 评论(0) 分类 2006年NPR美国国家公共电台

This is the VOA Special English Health Report. Deep inside each cell in our body is all the genetic information needed for life. Human genes are normally organized along forty-six chromosomes -- twenty-three from each parent. David Petersohn of Libe

发表于:2019-01-11 / 阅读(178) / 评论(0) 分类 VOA慢速英语2008年(九)月

This is the VOA Special English Health Report. Human genes are normally organized along forty-six chromosomes in our cells, twenty-three from each parent. A school for people with Down syndrome in Mexico City But some people are born with an extra c

发表于:2019-01-11 / 阅读(73) / 评论(0) 分类 VOA慢速英语2009年(九)月

By Carol Pearson Washington 14 January 2008 For years autism has baffled researchers and devastated families. Autism typically appears in the first three years of life. Symptoms include problems with communication, difficulty forming relationships an

发表于:2019-01-13 / 阅读(80) / 评论(0) 分类 VOA标准英语2008年(一月)

The Lacandon are direct descendants of the Maya peoples who live in the jungles of the Mexican state of Chiapas. Until the mid-20th century, they had little contact with the outside world. As a result, the indigenous group was almost extinct. Today

发表于:2019-01-13 / 阅读(84) / 评论(0) 分类 VOA标准英语2009年(五月)

Whether a man is drawn to a woman's body or her face may depend on whether he sees her as a short-term fling or a long-term lover, according to a new study that discusses evolutionary motivations in dating。 Men who, for the purposes of the study, w

发表于:2019-01-16 / 阅读(91) / 评论(0) 分类 阅读空间

绿色购物出于真心还是炫耀 绿色生活越来越成为一种时尚,只是,这称得上是真正的环境保护行动吗?当一种环保成为标榜身份的行为艺术,其主体环境,自然,生态是不是被不公平地遗忘了

发表于:2019-02-06 / 阅读(106) / 评论(0) 分类 阅读空间

Why smells from childhood mean so much Why does the hint of certain smells instantly transport you back to childhood? It may be because the first smell you associate with an object is given privileged status in the brain Yaara Yeshurun and colleagues

发表于:2019-02-11 / 阅读(142) / 评论(0) 分类 阅读空间

Science and technology 科学技术 Exercise and addiction 锻炼也会上瘾 Fun run 奔跑的奥秘 People, it seems, have evolved to be addicted to exercise 人类似乎在进化过程中对锻炼上瘾了 AS THE legions of gym bunnies and jogging

发表于:2019-02-16 / 阅读(146) / 评论(0) 分类 经济学人科技系列

BEIJING, Sept. 14 (Xinhuanet) -- Scientists had discovered the fossils of a new species of ancient carnivorous fish, National Geographic reported Monday. The newly-found ancient fish, Laccognathus embryi, is a 1.8-meter-long predator, which was waiti

发表于:2019-02-18 / 阅读(219) / 评论(0) 分类 英语新闻

非洲发现结核病的起源 The origins of humans have been traced to Africa. And now, so have the origins of tuberculosis. New research shows the evolutionary trees of both humans and TB have grown side-by-side. TB bacteria originated in Africa a

发表于:2019-02-20 / 阅读(144) / 评论(0) 分类 英语新闻

这是一个令人心酸的故事,每个人都有权憧景新的生活,但年仅八岁的Philip除外,因为他缺乏憧憬未来的必要条件一个健康鲜活的生命,所以看看他的new life愿望吧,你一定被会为你的幸福感动

发表于:2019-02-20 / 阅读(81) / 评论(0) 分类 英语美文
学英语单词
adjustment mark
advanced information technology
all geared headstock
alternative inflammation
anti-ovalbumin
antimicrobial
argon arc cutting
Argyll Robertson reflex
arsinine
B blasting powder
bar-height
bargain price
beheaded fish
bounded-box relative metrics
brain waste
bridge measurement
buckle making machine
calcium sulphate
Calvene
censorings
chiasmal recess
ciarans
climatic succession
constructive malice
convergence angle
Cotoneaster multiflorus
couchman
crisis of conscience
customized solutions
disobeyed
dunky
dunstaffnages
effeminateness
excess-of-loss cover
family Centriscidae
farming statistics
female singer
french crepe cord
fulcurm edge
gedan
gedok
haemifacial spasm
Harbor Springs
host network administration facility
hydromorphones
incense boats
induced drag
intergenerational mobility
itagaki
kiriko
Kuwayy, Marsè
laughing gas
lip low line
million cities
minettia (frendelia) quadrispinosa
mircovich
movable partition
muff-diver
mulling machine
nontheism
nude model
observantially
orifices of pulmonary veins
Pacific Communications Net
periplocoside
point refueling
polyubiquitins
pomegranates
postcaval
posttranscription
pre preg machine
pretreatment of oil bearing materials
puccinia asparagi de candslle
quassimarin
recarrying
restis
resultant movement
ringworm corrosion
saphenous artery
Sasa longiligulata
seas of japan
secondary integration
shake something up
sodium benzenesulfonate
suench
sustenable
syngamies
taiwanobryum robustum
tensor magnetotelluric method
thermal death-point
tricotyledonous
turn-over
useful pressure
videolink
Waikaremoana, L.
wet-mill concentration
Wilder's law of initial value
winnackew
wintering pond
wire mesh laying machine
Yo.
zigzag lead