电子注沉陷(电子束射到靶后积蓄电荷的中和),射束沉陷

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(192) / 评论(0) 分类 不择手段背单词

1. Authorities in Utah say they found no signs of six trapped miners when they lowered a camera down to where they think the men are located. This is their second effort to make contact with the men. Yesterday a microphone was lowered down to a separ

发表于:2019-01-08 / 阅读(252) / 评论(0) 分类 美联社新闻一分钟2007

[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(376) / 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(261) / 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(204) / 评论(0) 分类 VOA慢速英语2008(十)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(277) / 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(216) / 评论(0) 分类 英语情景对话-旅馆

A: I need my minibar restocked. B: Everything is gone, sir? A: There's not a drop left of anything. B: Is there anything in particular you'd like? A: Yes, the Perrier and the Jim Beam hit the spot. Let me have three more of each. B: Got it. Anything

发表于:2019-01-15 / 阅读(193) / 评论(0) 分类 英语情景对话-旅馆

A: Hi. My minibar is empty. B: You already finished off everything, sir? A: I finished off everything. B: Would you like anything in particular? A: The Perrier and the Jim Beam. Let me have three more of each. B: Beam and Perrier. Anything else, sir?

发表于:2019-01-15 / 阅读(205) / 评论(0) 分类 英语情景对话-旅馆

A: Hello! How do I restock my minibar? B: You've drunk everything, sir? A: I finished it all. B: Do you want the whole minibar, or just certain items? A: Send me up three bottles each of Perrier and Jim Beam. B: That's three Jim Beams and three Perri

发表于:2019-01-15 / 阅读(206) / 评论(0) 分类 英语情景对话-旅馆

A: My minibar is completely empty. B: Everything in that minibar has been consumed, sir? A: Everything's gone. B: Is there anything special you'd like? A: Just bring me three bottles each of Jim Beam and Perrier. B: Okay, sir. Three of each. Would yo

发表于:2019-01-15 / 阅读(219) / 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(173) / 评论(0) 分类 卡卡课堂早餐英语

WASHINGTON, July 31 (Xinhua) -- U.S. space agency NASA on Tuesday confirmed its most advanced planetary rover, Curiosity will land on the Martian surface at 1:31 a.m. EDT (0531 GMT) on Aug. 6 and the landing process will be broadcast live from Times

发表于:2019-01-31 / 阅读(203) / 评论(0) 分类 英语新闻

1. 动词be的否定式 动词be根据不同的人称和时态可以有am, is, are, was, were等不同形式,可用作连系动词(表示是、在等)和助动词(用于构成进行时态和被动语态等),但不管何种情况,构成否定式时

发表于:2019-02-02 / 阅读(150) / 评论(0) 分类 实用英语

If you are someone who types a furious text message, only to reconsider and edit it before hitting send, you may be in trouble. The Beam Messenger app shows everything another person is typing in a text message as they type it. This means that if you

发表于:2019-02-06 / 阅读(149) / 评论(0) 分类 阅读空间

China conducts flight landing on aircraft carrier LIAONING AIRCRAFT CARRIER, Nov. 25 (Xinhua) -- China has successfully conducted flight landing on its first aircraft carrier, the Liaoning, naval sources said. A new J-15 fighter jet was used as part

发表于:2019-02-06 / 阅读(234) / 评论(0) 分类 英语新闻

BBC Learning English 6 Minute English Moon landing NB: This is not an accurate word-for-word transcript Kate: Hello, Im Kate Colin, this is 6 minute English and today I'm joined by Rebecca Byrne. Now, you can't failed to have noticed that this month

发表于:2019-02-08 / 阅读(495) / 评论(0) 分类 六分钟英语

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(210) / 评论(0) 分类 阅读空间

The Curiosity rover is the centerpiece of NASA's $2.5 billion Mars Science Laboratory mission. The U.S. space agency is preparing for the rover to land on the Red Planet on Monday [August 6 at 5:31 UTC]. Curiosity has traveled some 566 million kilome

发表于:2019-02-11 / 阅读(243) / 评论(0) 分类 英语新闻

Premier Li Keqiang says China's economy will not have a hard landing. He expressed confidence in the economy during a media briefing as the political season wrapped up. Li said China is in a good position to defuse financial risks, and push for econo

发表于:2019-03-12 / 阅读(229) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
aeres
allergies
amore
australimoosella leemii
bag sealing machine
base-maps
binaural disc
birdsmouthing
blow them away
bodysuit
bournonville
breast fleet
California sampler
carbon brush yoke
chemical shim
cloud rack
cohomology operation
collateral consanguinity
conjugate hyperbola
cordias
crullers
crypto-volcanism
curved mole
defense advanced research projects agency net
delivered the goods
dethatches
dibasic magnesium citrate pentahydrate
dotted semiquaver rest
double-action piston
effective address
enclosures with manuscripts
export credit guarantee system
extra-approach
family possessions
fetch instruction
flight-control
Geiger detector
grangers
Hedyotis pinifolia
high jinx
honey butt
hot-bed
i-schelde
Igombe
immunological reaction of human body fluids
inflated
internal combustion piston engine
internal tension
Islay, Rhinns of
IUTAM
kanani
Korekozevo
live in vegas
localizability
major semi axis
manscaping
manual sampling
marriage lite
microionophoresis
Monte Carlo
nalbuphine
no lack of
o-acetoanisole
oak-leaved goosefeet
ornithogeographic
Pancreaticocystoduodenostomy
pantyliner
perfect stuff
phase conductor
prodine
production server
program clockwork
reception of radio signal
repeater valve
residual deposit
rubber blocks fender
Russo-
sale tools
sample preparation
sentry box
sheared breakdown
shy away from something
simultaneous comparison of depths
single-section charge
skallade
snail bean
sonnabends
span roof
subendocardial myocardial infarction
Sulkowitch
transport width
trimaximal
trypsin digest agar medium
tunnel repeater
unmanned barge
venosal
visual-aural
Väike-Maarja
warming calender
wei
zigeuners
Zionistically