[电讯] 短波定向天线

Researchers find circadian clock in Monarch's antenna plays a major role in navigation Shelley Schlender | Michoacn, Mexico 22 March 2010 Scientists believe antennas are critical to the navigation of the Monarch butterfly. Related Links Monarch Watch

发表于:2018-12-16 / 阅读(129) / 评论(0) 分类 VOA标准英语2010年(三月)

US Christian Broadcaster Still Believes in Shortwave Since the dawn of wireless communications, international broadcasters, including the Voice of America, have used shortwave radio to communicate with the world. While many broadcasters now are switc

发表于:2018-12-16 / 阅读(82) / 评论(0) 分类 VOA标准英语2011年(十月)

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(127) / 评论(0) 分类 不择手段背单词

Brian didnt have cable TV. He didnt have satellite TV. He had an antenna for his TV. He had an indoor antenna. But it was an old antenna. The reception was bad. He needed to buy a new antenna. He went to Best Buy. The antennas were in boxes. He looke

发表于:2019-01-02 / 阅读(159) / 评论(0) 分类 简单慢速英语阅读

Brian didn't have cable TV. He didn't have satellite TV. He had an antenna for his TV. He had an indoor antenna. But it was an old antenna. The reception was bad. He needed to buy a new antenna. He went to Best Buy. The antennas were in boxes. He loo

发表于:2019-01-02 / 阅读(140) / 评论(0) 分类 原版英语小短文

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(184) / 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(298) / 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(193) / 评论(0) 分类 英美文化

This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 A shortwave radio might seem like ancient technology these days. But for some people, it remains their only link to the wider world. 短波收音机如今

发表于:2019-01-12 / 阅读(133) / 评论(0) 分类 2011年VOA慢速英语(二)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(199) / 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(155) / 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(137) / 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(143) / 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(148) / 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(114) / 评论(0) 分类 卡卡课堂早餐英语

(Probably Not a) Giant Alien Antenna强大的外星人光束 The Earth is studded with telescopes, listening for electromagnetic radiation from the great beyond. And a decade ago, astronomers stumbled upon a mysterious signal: a powerful pulse of rad

发表于:2019-01-20 / 阅读(154) / 评论(0) 分类 2017年Scientific American(三)月

Showcasing interesting and innovative online destinations Art Chimes | Washington, DC 04 December 2009 It fades in and out. ... But what I think that does is that adds a feeling of mystery. Time again for our Website of the Week, when we showcase int

发表于:2019-02-05 / 阅读(119) / 评论(0) 分类 VOA标准英语2009年(十二月)

The Giants SecretLong ago there was a king who had a very brave son. One day the son told his father, Father, I am going to roam the world in search of adventures.The king did not want to grant his son permission to do so, but the prince insisted so

发表于:2019-02-08 / 阅读(158) / 评论(0) 分类 英美文化

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(145) / 评论(0) 分类 阅读空间

VOA's weekly science and technology radio magazine Art Chimes | Washington, DC 04 December 2009 MUSIC: Our World theme This week on Our World: Climate change and its impact on health, ahead of the Copenhagen climate conference ... another hazard in c

发表于:2019-02-18 / 阅读(187) / 评论(0) 分类 VOA标准英语2009年(十二月)
学英语单词
a great number
administrative apparatus
aide-me'moire
ailmant
alhaurin de la torre
analytical framework
aphthous fever
attention seeker
basic year
be on the sauce
Berlin-Tempelhof, Flughafen
bone tar pitch
branstetter
briefing room
building typology
Carinhanha, R.
cephaloscyllium pardelotum
Chondrioderma
circini
coal gas
cold leg
constant pressure drop
development of new products
Dikoor
dispergation
dissolecule
do something like a bird
Doppler broadening
double elevator
DPN1
duodenoctomy
Ehret's disease
fallen snow
ferry steamer
feudal rent
Ficus cunia
flash-cards
freedoms of the air
gantry crane
group component of structured value
headstoned
hinged bottom door
horizontal exposure
immersion refractometer
in her honor
incorporated bar
individual fulfilment
internet protocol outdated
intestine camera
labourious
Lesvonian
llotja
long glass
loop parameter
lower motor neuron
manganese(ii) arsenate
mercats
methylbutanol
more remarkable
mosel-saar-ruwer
multiple-wave interference
mycobacidin
navigation indicator
nervus hypoglossus
Nigrosine spirit-soluble
ocenol
over-action
per capita production
persian lilacs
photochemical stability
pontage
power of politics
preliminary heating zone
prompt payment
rail technology
read-around ratio
read-write memory module
rectified power
reference style
renns
reserches
ritha
run and gun
Sabine absorption coefficient
scheduled purchasing
spasticity
SR-200
statistical chart
subgrade in talus zone
surface-temperature resistor
swelling ground
synchondroses sphenooccipitalis
takes lying down
Tashchilovo
taxilane
tir-rivee
two-by-twice
undercut pattern
water cooling tank
wattenschlick
youth movement history
zocalo