指向有源天线系, 指向原电路天线系

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(116) / 评论(0) 分类 VOA标准英语2010年(三月)

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(117) / 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(142) / 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(124) / 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(169) / 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(288) / 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(182) / 评论(0) 分类 英美文化

By Mike O'Sullivan Los Angeles 21 May 2008 Hillary Clinton won the Kentucky primary election, Tuesday, by a margin of more than two to one, but Barack Obama won the race in Oregon and passed a milestone in the Democratic Party's presidential contest.

发表于:2019-01-13 / 阅读(119) / 评论(0) 分类 VOA标准英语2008年(五月)

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(186) / 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(137) / 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(120) / 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(129) / 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(131) / 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(99) / 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(133) / 评论(0) 分类 2017年Scientific American(三)月

Kerry Expected to Win Wisconsin Primary Greg Flakus Voters are going to the polls in the Midwestern state of Wisconsin in a primary contest that could represent the end of at least one candidacy for t

发表于:2019-01-31 / 阅读(124) / 评论(0) 分类 VOA2004(上)--各类新闻

The World Health Organization is urging governments to adopt primary health care and universal coverage as the best ways of improving health and saving lives. This year's World Health Report says primary health care can provide billions of people fa

发表于:2019-01-31 / 阅读(117) / 评论(0) 分类 VOA标准英语2008年(十月)

By Greg Flakus Houston 11 March 2008 Voters in the southern state of Mississippi are going to the polls in that state's Democratic Party presidential primary. Opinion polls put Senator Barack Obama in first place, but, as VOA's Greg Flakus reports fr

发表于:2019-02-04 / 阅读(143) / 评论(0) 分类 VOA标准英语2008年(三月)

CANBERRA, Feb. 18 (Xinhua) -- Australian Labor Party's primary vote stands at just 30 percent, down 5 points since December, the latest Herald/Nielsen poll published in Fairfax newspapers showed on Monday. This is the first time that Tony Abbott is t

发表于:2019-02-08 / 阅读(120) / 评论(0) 分类 英语新闻

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(128) / 评论(0) 分类 阅读空间
学英语单词
'Ali Sabīh Dist.
.drw
Aateck
ahd
American Institute of Marine Underwriters
Ampelocalamus
anti feudalism
arch-see
assimilative capacicy
Baltimore oriole
barfed
beating in
cam and ratchet drive
chamber concerto
charge coupled detector
circumference of wheel
conditional branch
conical motion
constant principle of seawater major component
contraction pressure loss
crime of blackmail in general
cross reference number
deficient cold of bladder
desking
editorial policy
El Asiento
Endophenolphthalein
ensorcellments
Evert, Chris
family Papilionacea
finishing mill
flip flop device
forest grower
hasso
hewhall
high-speed powderless etching machine
hiking trail
hunch forward
Hylenta
iris-
isoanomaly line
isopropylhexedrine
joyner
judicial question
knit coat
Kuz'minka
leewards
logist
low dimensional magnet
Lundstedt
Mahammid
marginal firm
medar
megalomanic
meta-perspective
minor groove
nachmen
ncesu
nebulation
niobium(element)
no man is an island
nonunionist
normal spaces
Oligotrichida
operculiform
outward port charges
passaree boom
Perrinia
photoelectric position detector
photonic material
polymer characterization
primary function symbol
procuratorates
production per well
put paid to sth
quasi-language
rayleigh roughness criterion
rhaegmageny
rustle up something
sample size code letter
scale of notation
Scat.
secalintoxin
seminal vesicle examination
sparnacian
subhumen
subscript range
surplus variables
survey accuracy
syringa pinetorum w.w.smith
theoretical yield
Ticha, Yazovir
time indicating mechanism
tlacoyo
to lock
traditional artcraft
trophoblast
twelvish
uranyl nitrate
Uruguayan
Vulcan Phalanx
WUSL