un. 弹性延迟

[00:05.49]Friend or Enemy?'Kill it!' cried Debbie. 'Certainly not,' said Simon. [00:13.74]'Why? You're not frightened of it, are you?It's only an insect.' [00:19.62]'It isn't an insect,Debbie,though it might look like one. [00:24.87]Actually, it's a

发表于:2018-11-30 / 阅读(168) / 评论(0) 分类 高中英语牛津版高一

[00:10.61]disposal dispose dispute disregard [00:15.58]n.处理,处置 vt.安排,布置 vi.处置v.争论,争执 n./v.不管,不顾 [00:20.56]dissatisfy dissolve distance [00:24.48]v.使不满,使不平 v.(使)溶解,(使)融化解散,

发表于:2018-11-30 / 阅读(101) / 评论(0) 分类 考研英语词汇2005

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(72) / 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(120) / 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(83) / 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(102) / 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(79) / 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(94) / 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(150) / 评论(0) 分类 2006年NPR美国国家公共电台

When we meet a person, our first impression is based on their body language and their speech. When someone goes up on a stage, or gives a presentation at a business meeting, many pairs of eyes will be following and judging this person. If you are up

发表于:2019-01-08 / 阅读(81) / 评论(0) 分类 英语小短文

[00:-1.00]extreme bungee jumping ice diving sky surfing [00:-1.50]极端的 蹦极跳 冰下潜水 空中冲浪式滑翔 [00:-2.00]snowboarding snow rafting caption similarity [00:-2.50]用滑雪板滑雪 动力雪橇滑降 标题 类似 [00:-3.00]up

发表于:2019-01-10 / 阅读(134) / 评论(0) 分类 高中英语北京必修模块

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(155) / 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(55) / 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(60) / 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(61) / 评论(0) 分类 VOA标准英语2009年(五月)

我有钱啦!鲁本一本正经地告诉店主。店主走向橱窗,取出鲁本梦寐以求的东西。鲁本一路狂奔到家,冲进前门。妈妈正在厨房擦洗灶台。瞧,妈妈!瞧!鲁本一边跑向她一边大叫着。他把一个

发表于:2019-01-17 / 阅读(100) / 评论(0) 分类 英语美文

A human hair consists mainly of a protein called Keratin. It also contains some moisture and the trace metals and minerals found in the rest of the body. 人类的头发主要由一种叫角朊的蛋白质组成,并含有水分及在身体其他部分

发表于:2019-02-08 / 阅读(81) / 评论(0) 分类 阅读空间

A human hair consists mainly of a protein called Keratin. It also contains some moisture and the trace metals and minerals found in the rest of the body. 人类的头发主要由一种叫角朊的蛋白质组成,并含有水分及在身体其他部分

发表于:2019-02-14 / 阅读(105) / 评论(0) 分类 实用英语

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(63) / 评论(0) 分类 英语美文

I know not that any other author has hinted of the matter; 我不知道是否有其他作家提及此事, but by inference it seems to me that the sturgeon must be divided in the same way as the whale, 不过据我推断,鲟鱼也一定是按大鲸

发表于:2019-02-25 / 阅读(72) / 评论(0) 分类 白鲸记
学英语单词
alternating true hermaphroditism
anterior horn (or anterior cornu (hyoid))
arteriolovenous anastomosis
ascribe(to)
autumn seeding
basnet
be analogous to
before noon
breviculala hemileoides
cancel each other
check out counter
cod liver oil
cold-shoulder
computer dependent program
concentration of river network
data analysis control
diagnostic equipment
dikegrave
direct English access and control
drop-down curve
dysmature
eastern red-backed salamander
economic planning administration
Elohist source
European letter telegram
final roll attitude
functional parameter
genus Pterodactylus
glyptosternoid
gwendas
hand-sorting method
high income economy
hindo
houses of commons
hoxne
hyperemployment
ImageWriter
inbond shop
intermediate sub-control station
intertragic notch
irregular grain gravure screen
Ismailist
job transfer
laceration of patellar ligament
law of economic order of consumption
left gastric lymph nodes
life-throwing appliance
line of position
lipless
loblolly tree
loricating
made man
Makongo
marye
mis(c)hmash
miscellaneous loss
modified marquenching
moon god
natural acoustic impedance
ones of the boys
overambitious
oversearched
pararosolic acid
particle multiplet
Perston
primary marrow
proliferative glomerulonephritis
put at
rachiometer
railway wheel and type mill
rated steam
retribution
richmondena cardinaliss
righting arm
rim of the flywheel
Segmentum anterius superius
shell knocker
shirketh
shut your trap!
sixday
skin mill
skin-tight
spot and butt welding machine
steinhart
stone-bow
string up
sulphate of soda
supplementary load
surgical support team
synchronism indicator synchroscope
three-way switch
tissue compatible material
transposition line
trawl board
unadulterous
valve control unit
variable reactance transformator
VCSA
warehouse-keeper's certificate
watte
wipe off the slate
zucchero