电子束返回透镜

Our story today is called The Diamond Lens. It was written by Fitz-James O'Brien. We will tell the story in two parts. Now, here is Maurice Joyce with part one of The Diamond Lens. When I was ten years old, one of my older cousins gave me a microscop

发表于:2018-12-08 / 阅读(504) / 评论(0) 分类 2018年VOA慢速英语(二)月

AMERICAN STORIES - Short Story: The Diamond Lens by Fitz-James O'Brien (Part 2) Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and

发表于:2018-12-16 / 阅读(81) / 评论(0) 分类 2011年VOA慢速英语(六)月

beam, [bi:m] n 大梁(建筑中用作支撑的木材、金属或石头);光柱;臀围;平衡木 【船】横梁; 船幅; 船舷 (秤)杆; (犁)柄; (锄)把; 卷轴; 横杆; 杠杆 (鹿角的)主干 (灯光、日光、月光等的)束, 道,

发表于:2018-12-30 / 阅读(100) / 评论(0) 分类 不择手段背单词

Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and final part of the story. Here is Maurice Joyce with part two of The Diamond Lens. When I was a child, someone gave me a microscope. I spent

发表于:2019-01-03 / 阅读(330) / 评论(0) 分类 2018年VOA慢速英语(三)月

The fortunes of American and Japanese automakers are reversing. The three big automakers in the United States - General Motors, Ford and Chrysler - all are profitable now after struggling financially(金融上) during the world economic downturn that

发表于:2019-01-07 / 阅读(121) / 评论(0) 分类 英语新闻

[00:00.00]change one's mind anyhow argument misunderstanding [00:05.09]改变注意 ad.不管怎样 n.辩论 n.误会,误解 [00:10.19]ashamed Cincinnati counter disappointment [00:14.72]a.惭愧,害臊 n.辛辛那提(美国城市) n.柜台 n.失望;

发表于:2019-01-08 / 阅读(264) / 评论(0) 分类 高中英语词汇

Bob Beamon established himself as the favourite in the 1968 long jump by winning 22 of 23 meets in the pre-Olympic season. He almost met with disaster in the qualifying round. After fouling his first two attempts, he had only one try left. His teamma

发表于:2019-01-08 / 阅读(162) / 评论(0) 分类 英美文化

This is the VOA Special English Health Report. Governments, businesses and other groups have promised to add three billion dollars to the fight against malaria. The promises came last week at a meeting at the United Nations in New York. The money wi

发表于:2019-01-11 / 阅读(106) / 评论(0) 分类 VOA慢速英语2008(十)月

AMERICAN STORIES - Short Story: The Diamond Lens, Part 1, by Fitz-James O'Brien SHIRLEY GRIFFITH: Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story today is called The Diamond Lens. It was written by Fitz-James O'Brien. We will te

发表于:2019-01-12 / 阅读(106) / 评论(0) 分类 2011年VOA慢速英语(六)月

By Daniel Schearf Irbil 01 March 2008 The Iraqi government says the number of civilians who were killed rose by a third in February, reversing a six-month trend that came with security improvements. A U.S. military spokesman says violence is still do

发表于:2019-01-12 / 阅读(91) / 评论(0) 分类 VOA标准英语2008年(三月)

Right on the beam To fly by the seat of his pants 美国英语当中有许多成语和俗语都和过去的历史有关系。例如,美国开拓西部的过程给美国语言增添了不少色彩。可

发表于:2019-01-14 / 阅读(169) / 评论(0) 分类 美国习惯用语

A: I'd like to order a restock on my minibar. B: You finished everything in there, sir? A: Absolutely everything. B: What would you like to order? A: Three bottles each of Perrier and Jim Beam. B: Uh-huh. What else do you want? A: The apples were gre

发表于:2019-01-15 / 阅读(116) / 评论(0) 分类 英语情景对话-旅馆

smirk vi.傻笑; 假笑着说; grin v. 露齿而笑,咧着嘴笑 beam vi. 照射;堆满笑容 laugh v.哈哈大笑 register vt.表示,表达; (感情) 流露; 如果单纯从中文的翻译还是很难深刻理解这几种笑的不同,可以

发表于:2019-01-17 / 阅读(72) / 评论(0) 分类 卡卡课堂早餐英语

BEIJING, Nov. 28 (Xinhuanet) -- Scientists in Canada have raised a prospect of reversing Alzheimer's disease by deep brain stimulation, according to media reports Monday. The technique here is known as deep brain stimulation -- applying electricity d

发表于:2019-01-20 / 阅读(116) / 评论(0) 分类 英语新闻

From VOA Learning English, this is the Health Report. November is Alzheimers Awareness Month in the United States. Alzheimers is a frightening disease. It is frightening not only for those who suffer from memory loss, but also for their loved ones. B

发表于:2019-01-24 / 阅读(75) / 评论(0) 分类 英语语言学习

暂无音频 Weekly Address: Reversing a Troubling Trend in Food Safety In this week's address, President Barack Obama makes key announcements regarding the safety of our nation's food. We are a nation built on the strength of individual initiative. But

发表于:2019-01-26 / 阅读(135) / 评论(0) 分类 美国总统每日发言

By Gilbert da Costa Abuja 16 October 2006 An international campaign to draw attention to the huge agricultural potential of the Sahel drylands of Africa is gaining ground, with a recent workshop in Niamey, the capital of Niger. The campaign seeks to

发表于:2019-02-02 / 阅读(199) / 评论(0) 分类 2006年VOA标准英语(十月)

You know I don't need you You know I don't need your hell If you going give me something Well give me something I can't give myself Oh, don't want your money Don't want your rolodex of friends Already have me a daddy Take a new picture for your portr

发表于:2019-02-09 / 阅读(152) / 评论(0) 分类 音乐咖啡厅

1.poker face 面无表情的人 例如: I never know whether my boss likes my work or not -- he is a real poker face! 我从来也不知道我的老板到底喜不喜欢我的工作。他脸上可真是一点表情都没有。 2.The shoe is on the

发表于:2019-02-09 / 阅读(105) / 评论(0) 分类 阅读空间

And the mice that drank regular water? They lost more and more of their memory and thinking skills. So does this mean that drinking lots of coffee or tea or even soft drinks will prevent you from getting Alzheimers? Could reversing memory loss caused

发表于:2019-02-15 / 阅读(67) / 评论(0) 分类 英语时差8,16
学英语单词
alkali resisting cellulose
apical stem meristem
articuli capitulorum
attorney
authorized securities
average useful life
bandon r.
bearing up
big-bellieds
block bridging
booger
business as usual
C-spining
CASE tool
CGS electromagnetic system of units
Chajkovskij
clapper relay
compline
contingent profits
crempog
crotowine
cyntocinon
deep fried garoupa slices
deep-six
design capability
dodecylbenzenes
Dori R.
dorris
doudle
effective bit rate
electric hand drill
engineering casualty
ergosome
fair-minded
ferrite storage
folium lycii
form sheet
framework-knittings
galloping form
get to the heart of something
good-willed
goose-pimple
ground liaison officer
hairclippers
homoequilenin
hyalospongiaes
Hycozid
hydropulper
infinite safe geometry
inter electrode
japanese plow with jointer
kenston
koir
kularite (monazite- (ce))
lamellicornia
linosity
lumilactoflavin
mandroid
micro-chad
millisecond
multifrequency pushbutton
multiple arm relay
multiple-address traffic
murderably
myway
nanoshells
near earth satellite
nero claudius caesar drusus germanicuss
Normaoestren
nucleus raphes magnus
Peinnechaung
piperaless
populated
preef
pulsed laserbonding
quate
radial thread relief
re-trial
riveting punch
Salpausselkä(Salpaussel'kya)
scan conversion tube
scatophiles
semi-fat cheese
ship stabilizing gear
Shuili Township
superessive case
tanky
tarsal plates
television studio
thickened deslimed pulp
to such an extent
ultraright-wing
uncapable
user system interaction
vizament
void of soil
war-weary
wavelength exchange cam
West-Veluws
western symphony
Zainskiy Rayon
zinc formate