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(177) / 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(104) / 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(83) / 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(127) / 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(88) / 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(106) / 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(86) / 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(99) / 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(158) / 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(87) / 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(142) / 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(162) / 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(58) / 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(67) / 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(69) / 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(108) / 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(86) / 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(111) / 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(68) / 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(77) / 评论(0) 分类 白鲸记
学英语单词
ac/ac converter
all-giver
amuse oneself
anaphylodiagnosis
and-god
anthostomella taiwanensis
antimonous acid
area velocity
arm-chest-height
audrina
autonomin
axle journal(axle-neck)
be rolling in
bearing data
biocremations
birth-rates
block stone arch bridge
bond floatation
bound in/on/to
Breitenwang
cable mechanics
central american countries
chip on chip
cosine roll off characteristic
crossovers
D'Amato's sign
D. H. L.
diloscope
dizirconyl nitrate
educationalize
Etretin
experience-near
extruser
F. & C. C.
file create and maintenance
fin cutting
float product
forsung
good-neighbourly
governments-to-governments
granite chippings
gravity stamp mill
grease gun nipple
heap element
heat management
high-speed telescope
homogeneous fleece
hurry it up
ibam
introitus vaginae
ioniser
itshay
keyboard function
lampkin
librium (chlordiazepoxide)
Luc Hanh
mid-ocean rise
Moentsa
mollisacacidin
munchens
New England Confederation
nonrelatives
nook or cranny
obrode
oceanview
Phellopteras Httoralis Benth.
pin type cage
playfriends
practicalism education
precipitability index
pressure in air receiver
pressure lubricator
protector glove
pseudo-colilid
quality scale
reliability control
residual mismatch
resource pool
resynchs
ring groove side
scal-of-two counter
setulae
shut-in
side benefits
side chain motion
silk-tail
six sided nut
spiffed
stable static model
Suchixtepec
supratemporal fossa
terminal area surveillance radar
thumble
tillage control measure
Tintigny
tractus corticotectalis
transaction note
trophi-
underground presses
unnotched type bearing
wing root chord
wired synchronization system