阻滞[滞留,减速]因数

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(69) / 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(118) / 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(79) / 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(99) / 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(78) / 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(92) / 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(148) / 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(152) / 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(53) / 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(58) / 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(58) / 评论(0) 分类 VOA标准英语2009年(五月)

今天我们要学的词是WOW factor。 A WOW factor, 指让人惊叹的东西。经济不景气,也影响到了玩具行业。从二月中旬开幕的美国国际玩具展可以看出, In 2009, there will still be toys with the WOW factor, but

发表于:2019-01-30 / 阅读(101) / 评论(0) 分类 英语单词荟萃

By Kent Klein Washington 13 April 2008 Soaring food prices are causing big problems in many parts of the world today. One factor in the ballooning costs may be the increasing global demand for biofuels - vehicle fuels made at least partly from corn (

发表于:2019-01-30 / 阅读(71) / 评论(0) 分类 VOA常速英语2008年(四月)

本集简介: 瑞秋大做春梦先是和钱德,第二次天梦见和钱德及乔伊(不过大多数时间是后两人在忙乎),第三个梦终于是和罗斯。 菲比想做兼差赚钱,所以给钱德当秘书。 钱德由此发现同僚们

发表于:2019-01-30 / 阅读(114) / 评论(0) 分类 老友记(六人行)

在这一周的英国单曲榜当中,由英国著名选秀大赛X Factor冲进决赛阶段的选手们合唱的一首公益歌曲《Hero》空降榜首位置。大约15年前,由花蝴蝶玛丽亚凯丽(Mariah Carey 听歌)演唱的原版《Hero》在英国单曲榜中最高曾排在第七位。 从英国选秀大赛X Factor走出来的选手,

发表于:2019-02-06 / 阅读(113) / 评论(0) 分类 音乐咖啡厅

X Factor冠军打榜热歌:All Night Long Alexandra Burke是第五季X Factor的冠军,也是X Factor的舞台上继Leona Lewis之后第二个女性冠军。Alexandra这首发行于今年5月的新单曲本周打入英国单曲榜前十。 Artist:

发表于:2019-02-11 / 阅读(87) / 评论(0) 分类 经典英文歌曲

2010 X Factor冠军Matt Cardle新单曲:When We Collide Matt Cardle,参加第七季X Factor之前只是一个27岁的粉刷匠这身份实在平凡得可以。今年他鼓起勇气参加了第七季X Factor,一举拿下冠军,并发行了自己

发表于:2019-02-20 / 阅读(75) / 评论(0) 分类 经典英文歌曲

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(61) / 评论(0) 分类 英语美文

Jo: This is Real English from BBC Learning English. Im Jo. Jean: And Im Jean. Jo: Today were going to look at words and phrases that have recently become part of the English language. Jean: 在我们的《地道英语》节目当中,我们会带领大家一起来学习和熟

发表于:2019-02-26 / 阅读(350) / 评论(0) 分类 地道英语在线听

X-Factor人气选手Misha B新单《Do You Think of Me》带着浓浓的想念 X-Factor选手米莎碧被许多人拿来和麻辣鸡做比较,但她的的声音也颇具辨识度。这是她的最新单曲《Do You Think of Me》,表达了对自己

发表于:2019-03-11 / 阅读(148) / 评论(0) 分类 流行英文歌曲
学英语单词
ageing
air indicator
air right
aloewood
automatic widing machine
baitcasting
Bio-testiculina
blais
blowing cave
caduceus
Canopar
chisel-tooth shovel
clear liquor
Coccidiomorpha
compatible machine
conandron ramondioides s. et z
course radio beacon
cyanomycosis
cylindrosymmetry
dimensional crossover
directly addressable
distributed target
doggerman
easelism
ebber
emesis
faunistical
floored warehouse
forthwith
genus Brassia
HFW
high pressure dry gas flooding
hold(-)up system
homoisothermal
homologation test
hydrodynamic noise
i-d
IP core
isosafrol
jokesmiths
jundiai (jundiahy )
Kevler fibre
KSOP
lambo
Ligamentum cricothyroideum medianum
line storm
low tech
low-observable
lump sum alimony
luskish
make ... excuses
mind games
multiwells
non depreciable property
normal association analysis
nurse field
ocular nerve
oenocytoid
olivis
osteoscute
outer spindle
paintsticks
paralleloscope
peak displacement
photorejuvenation
pilosebaceous unit
plant resistance to insect
prejudicing
qurnce seed
race queens
radix cyathulae
reaction cement
rheologic
safe working stress
safety record
sanitation store
settle claims and debts
sige mosfets
sodium soap
specific order cost accounting
suborder percoideas
subseasonal time scale
suspension smelting
tab receptacle
Tacitean
take it all in
take medicine
target
thermoweld
threomycin
to and fro
transmission area
Triumfetta procumbens
undefiable
upset diameter
Ust-Tyrma
utibapril
warm-spots
with child
wooden handle screw driver
y-shaped ligament
zigzag line