无规旋卷大分子

发表于:2018-12-11 / 阅读(137) / 评论(0) 分类 万花筒2006年

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? The eyes often dont have it. Tennis referees, for example, sometimes mess up when calling a ball in or out. And a new study finds that refs are much more likely to mak

发表于:2018-12-24 / 阅读(126) / 评论(0) 分类 Scientific American(十)月

Idiom: No go 办不到,没门 Hit the book: Beholder Figurine Authentic Prescription Whopping Randomly Stumble across

发表于:2018-12-27 / 阅读(153) / 评论(0) 分类 趣味青春英语

Long ago, in a small village lived Vishnudutta, a poor Brahmin farmer. He worked hard but was not able to earn much. His son, Somadutta was always asking for more money. Be satisfied with what you have, my son, Vishnudutta would say. One day, Vishnud

发表于:2019-01-03 / 阅读(161) / 评论(0) 分类 英汉幽默故事选读

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? During the 2008 presidential election, the Internet became a giant rumor mill. For example, there were the viral e-mails claiming Barack Obama's birth certific

发表于:2019-01-08 / 阅读(228) / 评论(0) 分类 Scientific American(三)月

A new study suggests that women who take fish oil supplements lower their risk of breast cancer. Fish oil supplements are a popular way to increase the intake of omega-3 fatty acids, which are thought to have a wide range of beneficial effects, parti

发表于:2019-01-13 / 阅读(181) / 评论(0) 分类 VOA标准英语2010年(七)月

But we must leave the pin, for it is the pin itself that holds the parts together. 但是必须把大头针留下,因为两块东西就是让大头针来固定的。 Pins are made of many sizes, and are either black or white in colour. They are pre

发表于:2019-01-17 / 阅读(143) / 评论(0) 分类 英国学生科学读本

Today is China's fifth nation-wide Car Free Day. Since the annual event first began in France, organized events are held every year on September 22nd in many cities and countries around the world. However, how many people in China really know about t

发表于:2019-01-19 / 阅读(177) / 评论(0) 分类 世界各地新闻集锦

Have you ever wondered how heating an egg white turns that uncooked clear goo into an opaque gel? Well, that transparent goo is made of mostly water and proteins. Each protein is a long strand of amino acids that you can think of as a string of green

发表于:2019-01-22 / 阅读(112) / 评论(0) 分类 英语时差8,16

You can change your eating behavior by redesigning your environment. 你可以通过改造环境来改变你的饮食习惯。 Brian Wansink, author of Mindless Eating, describes how our environment influences how we eat: 布莱恩文森克,《愚蠢

发表于:2019-02-01 / 阅读(142) / 评论(0) 分类 阅读空间

Chinese public more familiar with climate change BEIJING, Nov. 1 (Xinhua) -- A survey released on Thursday shows that a majority of Chinese people are familiar with issues related to climate change and they believe it has been caused by human activit

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

The draft amendment to the Seed Law calls for stricter supervision on the use of GM plant seeds. It also stipulates that information on GM seeds should be publicized in a timely manner. Enterprises that produce seeds of GM plants are also required to

发表于:2019-02-03 / 阅读(142) / 评论(0) 分类 英语新闻

The investigation began after police in the city of Taizhou of Zhejiang started getting complaints from people who say they were losing hundreds of yuan a day through a Wechat group. Li Kangcheng, vice director of a local police station in the area,

发表于:2019-02-06 / 阅读(110) / 评论(0) 分类 英语新闻

St. Valentine's Day has roots in several different legends that have found their way to us through the ages. One of the earliest popular symbols of the day is Cupid(爱神丘比特), the Roman god of love, who is represented by the image of a young b

发表于:2019-02-09 / 阅读(140) / 评论(0) 分类 英语美文

What's your secret that could literally ruin your life if it came out? 你有什么秘密如果泄露了就会完全毁掉你的生活? 获得100好评的答案 At the outset, I would want to mention that I am a Stanford CS undergrad working for an

发表于:2019-02-16 / 阅读(134) / 评论(0) 分类 阅读空间

Science and techonolgy 科学技术 The evolution of co-operation 合作关系的演变 Make or break? 建立还是终止? Social networking tames cheats 社交网络驯服欺骗者 HOW people collaborate, in the face of numerous temptations to che

发表于:2019-02-16 / 阅读(128) / 评论(0) 分类 经济学人科技系列

February 14 is Valentine's Day.It is celebrated as a lovers' holiday today,with the giving of candy,flowers,or other gifts between couples in love.Valentine's Day has roots in several different legends that have found their way to us through the ages

发表于:2019-02-17 / 阅读(125) / 评论(0) 分类 实用英语

In three dimensions, we did a project last year at TED Global with Autodesk and Arthur Olson where we looked at autonomous parts -- so individual parts not pre-connected that can come together on their own. 对于三维系统,我们去年在TEDGlob

发表于:2019-02-21 / 阅读(128) / 评论(0) 分类 TED演讲教育篇

Well, last time I was here wait from the show, 上次我来这等节目的时候 I.. I got court.. court side tickets to a Laker game. 我拿了票去看湖人球赛 That's fun. Yeah, 'cause my...my business agent thought I was mad at him for sexuall

发表于:2019-02-22 / 阅读(126) / 评论(0) 分类 艾伦脱口秀

The Denatured Egg White 煮鸡蛋还有那么多学问哪?在煮鸡蛋过程,鸡蛋会发生哪些变化呢? 蛋白质变性(protein denaturation)是指蛋白质在某些物理和化学因素作用下其特定的空间构象被改变,从而导致

发表于:2019-02-24 / 阅读(131) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
about ship
active rc network
albrechts
alytes obstetricanss
at choice
automatic mathematical translator
bigwig
block of code
boredness
bristliest
bronchopneumonias
bruted
bulb lamp
carlavirus chrysanthemum virus b
challises
complex information processing
computer programming language
computer science and technology
core protein
create pivottable from data in
cross purpose
defeasance
Diamir Division
diploteratology
diversity pattern
divisor
drug-induced lupoid syndrome
error return-information
ex-gaier
first-in, first-out method
frost quakes
Gangetic
glass armor
Glycerin-bouillon
Grady, L.
grout cart
haploid phase
healthy person
Heiman's serum agar
hereditary cerebellar ataxia
heterocytoxin
highlight
hovawarts
induction tube
internal pharyngotomy
invariant distribution
jester
Late Egyptian
magnetron beam switching
Middle Devonian Series
minor inconsistence
musculi antitragicus
nonbeneficiaries
nonlinear science
NOR-function
oil and gas production tax
output part
oxypora lacera
pawnees
peaceful picketing
pediatric psychiatry
phototransformation
precoat tank
pressed steel plate
priscillians
prove your point
pulse power output
quartz prism
ram steam pile driver
rancken
ring-type fan
romanechite
ruddevator
self-taughts
simultaneity of ripening
soft underbelly
Soledade
special notes
steam meter manometer
streith
sulci interparietalis
surface cavitaiton
sweat something out
symmetrisations
tackyl
tawsed
temperature record and control
tin octoate
to hang around
trichophyton gypseum granulosum
tuples
Ughelli
ultraviolet stabilization
unpolishable
Ustarasite
vertical body break
vertical mulching
victimizes
wafted
yinkas
Yugoslavness
zero step-up voltage