富集层,浓缩层

【演说者简介】 刘欣(1975一),南京大学外国语学院英语系学生,在1995年底的校级英语演讲赛中脱颖而出,代表南京大学参加1996年3月22日在北京举行的21世纪杯全国大学生英语演讲比赛.以《选

发表于:2018-11-29 / 阅读(203) / 评论(0) 分类 英语演讲

小学英语写作范文:A story about my father Father was my first teacher and is my dear friend. When I was a little girl, I used to sit on my fathers knees, listening to his stories. The story Two friends and a Bear told me a friend in need is

发表于:2018-12-01 / 阅读(168) / 评论(0) 分类 英语写作系列

The deeply divisive national health care law is before the nation's highest court on the first of three days of arguments. People on both sides of the debate appear to agree that the justices would rule on the heart of the case the constitutionality

发表于:2018-12-02 / 阅读(151) / 评论(0) 分类 2012年NPR美国国家公共电台3月

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2018-12-04 / 阅读(181) / 评论(0) 分类 听一分钟英文-O

This is the VOA Special English Development Report. This year is the thirtieth anniversary of the Program for Appropriate Technology in Health, or PATH. PATH is a nonprofit organization based in Seattle, Washington. A Young HIV positive orphan lies

发表于:2018-12-07 / 阅读(127) / 评论(0) 分类 VOA慢速英语2007年(四)月

大学英语演讲稿精选:选择的重要性 Knowing the Consequences of Choice Over the past Spring Festival, I got involved in a family dispute. Right before I got home, four satellite channels of CCTV were added to the 14 channels we had already

发表于:2018-12-12 / 阅读(127) / 评论(0) 分类 英语演讲

World Book and Copyright Day is on the 23rd of April every year. It is also called International Day of the Book or World Book Days. UNESCO started it in 1995 to promote reading, publishing and to raise awareness of and protect copyright. There are s

发表于:2018-12-29 / 阅读(121) / 评论(0) 分类 英语课程学习计划和讲义

There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th

发表于:2018-12-29 / 阅读(222) / 评论(0) 分类 英语课程学习计划和讲义

It Never Rains but It Pours! An hour before midnight is worth two after or so my mother used to tell me as I sat down to breakfast after a particularly late night. But is it really true that sleep bef

发表于:2018-12-31 / 阅读(103) / 评论(0) 分类 有声英文阅读

Enrich Your Life By Making it a Story to Tell We have all heard the old adage, Life is short, go live it. The problem is that it takes so many people an entire life before they start living it or not living it. Its so easy to get stuck living the eve

发表于:2019-01-08 / 阅读(125) / 评论(0) 分类 阅读空间

各国领导人同意建立核安全国际法 This year's Nuclear Security Summit in the Netherlands has come to an end, with attendees signing a communique, pledging to prevent nuclear materials from falling into the hands of terrorists. The documen

发表于:2019-01-08 / 阅读(131) / 评论(0) 分类 英语新闻

Over the past Spring Festival, I got involved in a family dispute. Right before I got home, four satellite channels of CCTV were added to the 14 channels we had already had. In prime time at night, they all had interesting shows. Therefore, the five

发表于:2019-01-08 / 阅读(167) / 评论(0) 分类 英语演讲

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2019-01-21 / 阅读(175) / 评论(0) 分类 纯正英语一分钟

EXPLORATIONS - More Than Two Centuries Later, Mozart's Music Remains Full of LifeBy Mario Ritter Broadcast: Wednesday, December 06, 2006 VOICE ONE: I'm Steve Ember. VOICE TWO: Wolfgang Amadeus Mozart

发表于:2019-01-30 / 阅读(304) / 评论(0) 分类 2006年慢速英语(十二)月

2010年上海世博会常用英语荟萃 1. 我们许多人都梦想成为2010世博会的志愿者dreamMost of us dream of becoming a volunteer at the 2010 World Exposition. 2. 老教师在许多方面要优于新教师superiorSenior teachers ar

发表于:2019-02-01 / 阅读(131) / 评论(0) 分类 实用英语

As I am in primary school now, I have class from Monday to Friday, so I am busy with my study, I dont have much time to play. My life after class is enriched, one the one hand, I need to finish my homework, this is the first thing I need to do, only

发表于:2019-02-03 / 阅读(125) / 评论(0) 分类 英语作文

Think Positive Thoughts Every Day积极看待每一天If your life feels like it is lacking the power that you want and the motivation that you need, sometimes all you have to do is shift your point of view. 如果你觉得心有余力不足,觉得缺

发表于:2019-02-17 / 阅读(191) / 评论(0) 分类 阅读空间

Think Positive Thoughts Every Day积极看待每一天If your life feels like it is lacking the power that you want and the motivation that you need, sometimes all you have to do is shift your point of view. 如果你觉得心有余力不足,觉得缺

发表于:2019-02-20 / 阅读(132) / 评论(0) 分类 英语美文

Directions: For this part, you are allowed 30 minutes to write a composition on the topic Should the Golden Week Vacations Be Abolished? You should write at least 150 words: 1) 五一、十一黄金周确实推动了中国经济的发展,丰富了人

发表于:2019-02-25 / 阅读(137) / 评论(0) 分类 英语作文

And what happened was -- when we get in to chapter two of the nuclear threat era, which started back in 1945. 而现实是当我们进入1945年开始的核威胁时期的第二阶段 Chapter two starts in 1991. 第二个阶段是从1991年开始的

发表于:2019-03-04 / 阅读(228) / 评论(0) 分类 TED演讲教育篇
学英语单词
Abos
acetoacetamide
airborne digital computer
Alaafin
assembled source statement
auschwitzs
c(a)esium frequency standard
calls out
Calvin cycle
Child Supervision
clavicembalist
corporate equity securities
corporifies
crystallographic slip mechanism
cutter-arbor
deneroes
digital images
discompassionate
diviseth
embadomonas chinensis
explosion volcano
fall off the wagon
ferrite-excited machine
fibrinolytic therapy
forcingly
fuisum
gem-pure
Gilbertown
Glock 17
gouty
greyish-whites
heat regenerator
human resources
idvd
impedible
intercatilaginous
inverse plasmon scattering
keyword-in-context index
korga
La Cavalerie
large linear system
laser communicator
linament
lobaplatin
logomania
low-efficiency
lube fraction
macroelement
Madoko
mammoth structure
Markov inequality
matrix type structure
mesioangularly
methicilin
misfuelling
nanograys
nanosomia deformans
normal performance
normalcies
nottaway
nozzle flow characteristic
Olduvai Gorge
Ph. B.
phonoarthrogram
phospholipases
Pirineus, Sa.dos
planimetric position
Plantago depressa
Platanthera longicalcarata
polypuses
polyubiquitinylates
pool stock
preparatory command
presensations
product planning and development
profile irregularity
proper mucous membrane
publicity photograph
pulsation hypothesis
put this show on the road
replacement lambs and yearlings
rockrose
samarium(ii) iodide
sideling placed blade
socialist-minded
special fertilizer for flowers
squab-chick
squash vines
standard system program
stock arrange ( ment )
string figure
struggler
supermales
suprarenalin
systematic screw series experiments
taper bevel
thioalcohol
time-horizon
time-lapse logging
Tullydonnel
variable speed turbine
white diarrhea of chicks