骨龄落后

While on an expedition in western China twenty years ago, some explorers discovered the mummies of a tall, red-haired people. Though estimated to be nearly 4,000 years old, the corpses were quite well

发表于:2018-12-08 / 阅读(362) / 评论(0) 分类 赖世雄中级美国英语

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(156) / 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(198) / 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(155) / 评论(0) 分类 自然百科2016年

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(170) / 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(150) / 评论(0) 分类 VOA2004(下)--健康科技

The Internet and social media are proving to be a double-edged sword. While they expand the possibilities of commerce and information-sharing, they are also used by terrorists(恐怖分子) to recruit members, to promote hate, and even to reveal ways

发表于:2019-01-06 / 阅读(179) / 评论(0) 分类 英语新闻

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(188) / 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(227) / 评论(0) 分类 2006年NPR美国国家公共电台

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: Age of Japan is an incredible puzzle entertainment, which shines with unique graphics. All 40 game levels are rendered with Japane...

发表于:2019-01-08 / 阅读(249) / 评论(0) 分类 Daily Free Games

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: Age of Japan is an incredible puzzle entertainment, which shines with unique graphics. All 40 game levels are rendered with Japane...

发表于:2019-01-08 / 阅读(282) / 评论(0) 分类 Daily Free Games

To have a feeling in one's bones To have a bone to pick 今天我们要讲两个以 bone 这个字组成的习惯用语。Bone 在中文里是什么意思呢? Bone 就是骨头。我们首先要给大家

发表于:2019-01-09 / 阅读(206) / 评论(0) 分类 美国习惯用语

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(231) / 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(121) / 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(124) / 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(137) / 评论(0) 分类 VOA标准英语2009年(五月)

The same space seems shorter as we grow older, in youth we may have an absolutely new experience, subjective or objective, every hour of the day. Apprehension is vivid,retentiveness strong, and our re

发表于:2019-01-16 / 阅读(262) / 评论(0) 分类 阅读空间

A dog once stole a bone from a butcher's shop.He ran off down the street as fast as he could,across the meadow in the village and down the hill to a rough bridge over a stream.There he paused,panting,to look at the clear,clean water.Wha

发表于:2019-02-02 / 阅读(167) / 评论(0) 分类 趣味英语

今天我们要讲几个包括bone这个词的习惯用语。Bone是骨头。我们要学的第一个习惯用语是: feel in your bones。Feel in your bones这个习惯用语用了有一百来年了。它的起源很有趣,曾经骨折或者有风湿

发表于:2019-02-06 / 阅读(202) / 评论(0) 分类 美国习惯用语

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(122) / 评论(0) 分类 英语美文
学英语单词
accites
active fibre
agitated batch crystallizer
anisoiconia
ass clown
assimilation pelvis
atmospheric sulfur dioxide analyzer
auxotrophic mutant
batch (lot)
botonny
breets
BSPM
bumbalo
burrill
chargeable weight
chloride balance butter
close procedure
continuous wave instrumentation radar
crosby
Cyclobalanopsis sessilifolia
dallisgrass
diagonal stabbing
DIEA
divided into lots
do a good job
DOS prompt
electric(al) altimeter
ethical norms
excenric
find job for oneself
first-angle method
gastroenterostomia antecolica
get your money's worth
glandulosum
gliocladium viride
go below decks
Hartford fern
hawkling
hoelike
industrial engineering
jump butt
ladies'
lanett
lead link
length of common normal
lescols
line characteristic impedance
Lost Foam
louchest
low temperature cooling
Lycopus americanus
main memory management
maladaptive-cognition
market and sales forecasting
melamphaus faber
Mlicrococcus aurantiacus
mount-nebo
N. R. G.
netstar
nitrous oxide anesthesia
nonphotosensitive
nosignal
not include
Nuevitas
otheoscope
P code
P-SOI
pancreatic diarrhea
pathopoeia
periapse
post-translational
principle of accounting
quadragesimalia
radio brightnesses
ramus posttrematicus n. branch.
real iras
reduction (chemical)
reticuloendothelial cell
self-concerned
simple lag network
specific photoelectric sensitivity
spondylitis infectiosa
statistic behavior
stepfamily
suzukis
swingle-hand
t.l.c
Tabasco
taxnet
to cast pearls before swine
Tornalate
traumatic paraplegia
tuberated
tuinga
UHF channel
validation of training
variable speed box
Veronica chayuensis
Virgil Garnett Thomson
warheads
world economic geography
yangonas